A067349 - cp's OEIS frontend

A067349 Number of divisors of sigma(n)+phi(n).

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

[2, 3, 4, 3, 4, 4, 4, 2, 2, 4, 4, 6, 4, 8, 6, 4, 4, 6, 4, 6, 6, 4, 4, 6, 4, 8, 4, 6, 4, 10, 4, 2, 6, 8, 12, 2, 4, 8, 10, 4, 4, 12, 4, 8, 8, 4, 4, 12, 6, 2, 8, 4, 4, 8, 10, 15, 6, 4, 4, 8, 4, 12, 12, 4, 12, 6, 4, 4, 12, 16, 4, 4, 4, 12, 6, 10, 12, 14, 4, 4, 6, 4, 4, 8, 6, 8, 10, 12, 4, 8, 8, 6, 6, 8]

cp's OEIS Frontend

A067349 Number of divisors of sigma(n)+phi(n).

Table of values

List of values

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

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

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