A121041 - cp's OEIS frontend

A121041 Number of divisors of n that are also contained in the decimal representation of n.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	2
12	3
13	2
14	2
15	3
16	2
17	2
18	2
19	2
20	2
21	2
22	2
23	1
24	3
25	2
26	2
27	1
28	2
29	1
30	2
31	2
32	2
33	2
34	1
35	2
36	3
37	1
38	1
39	2
40	2
41	2
42	2
43	1
44	2
45	2
46	1
47	1
48	3
49	1
50	2
51	2
52	2
53	1
54	1
55	2
56	1
57	1
58	1
59	1
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	1
68	1
69	1
70	2
71	2
72	2
73	1
74	1
75	2
76	1
77	2
78	1
79	1
80	2
81	2
82	2
83	1
84	2
85	2
86	1
87	1
88	2
89	1
90	2
91	2
92	2
93	2
94	1
95	2
96	2
97	1
98	1
99	2
100	3
101	2
102	3
103	2
104	3
105	3

[1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 1, 3, 2, 2, 1, 2, 1, 2, 2, 2, 2, 1, 2, 3, 1, 1, 2, 2, 2, 2, 1, 2, 2, 1, 1, 3, 1, 2, 2, 2, 1, 1, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 1, 1, 2, 1, 2, 1, 1, 2, 2, 2, 1, 2, 2, 1, 1, 2, 1, 2, 2, 2, 2, 1, 2, 2, 1, 1, 2, 3, 2, 3, 2, 3, 3]

cp's OEIS Frontend

A121041 Number of divisors of n that are also contained in the decimal representation of n.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	2
12	3
13	2
14	2
15	3
16	2
17	2
18	2
19	2
20	2
21	2
22	2
23	1
24	3
25	2
26	2
27	1
28	2
29	1
30	2
31	2
32	2
33	2
34	1
35	2
36	3
37	1
38	1
39	2
40	2
41	2
42	2
43	1
44	2
45	2
46	1
47	1
48	3
49	1
50	2
51	2
52	2
53	1
54	1
55	2
56	1
57	1
58	1
59	1
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	1
68	1
69	1
70	2
71	2
72	2
73	1
74	1
75	2
76	1
77	2
78	1
79	1
80	2
81	2
82	2
83	1
84	2
85	2
86	1
87	1
88	2
89	1
90	2
91	2
92	2
93	2
94	1
95	2
96	2
97	1
98	1
99	2
100	3
101	2
102	3
103	2
104	3
105	3

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	2
12	3
13	2
14	2
15	3
16	2
17	2
18	2
19	2
20	2
21	2
22	2
23	1
24	3
25	2
26	2
27	1
28	2
29	1
30	2
31	2
32	2
33	2
34	1
35	2
36	3
37	1
38	1
39	2
40	2
41	2
42	2
43	1
44	2
45	2
46	1
47	1
48	3
49	1
50	2
51	2
52	2
53	1
54	1
55	2
56	1
57	1
58	1
59	1
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	1
68	1
69	1
70	2
71	2
72	2
73	1
74	1
75	2
76	1
77	2
78	1
79	1
80	2
81	2
82	2
83	1
84	2
85	2
86	1
87	1
88	2
89	1
90	2
91	2
92	2
93	2
94	1
95	2
96	2
97	1
98	1
99	2
100	3
101	2
102	3
103	2
104	3
105	3

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	2
12	3
13	2
14	2
15	3
16	2
17	2
18	2
19	2
20	2
21	2
22	2
23	1
24	3
25	2
26	2
27	1
28	2
29	1
30	2
31	2
32	2
33	2
34	1
35	2
36	3
37	1
38	1
39	2
40	2
41	2
42	2
43	1
44	2
45	2
46	1
47	1
48	3
49	1
50	2
51	2
52	2
53	1
54	1
55	2
56	1
57	1
58	1
59	1
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	1
68	1
69	1
70	2
71	2
72	2
73	1
74	1
75	2
76	1
77	2
78	1
79	1
80	2
81	2
82	2
83	1
84	2
85	2
86	1
87	1
88	2
89	1
90	2
91	2
92	2
93	2
94	1
95	2
96	2
97	1
98	1
99	2
100	3
101	2
102	3
103	2
104	3
105	3