A132748 - cp's OEIS frontend

A132748 a(n) = the sum of the positive non-isolated divisors of n.

n	a(n)
1	0
2	3
3	0
4	3
5	0
6	6
7	0
8	3
9	0
10	3
11	0
12	10
13	0
14	3
15	0
16	3
17	0
18	6
19	0
20	12
21	0
22	3
23	0
24	10
25	0
26	3
27	0
28	3
29	0
30	17
31	0
32	3
33	0
34	3
35	0
36	10
37	0
38	3
39	0
40	12
41	0
42	19
43	0
44	3
45	0
46	3
47	0
48	10
49	0
50	3
51	0
52	3
53	0
54	6
55	0
56	18
57	0
58	3
59	0
60	21
61	0
62	3
63	0
64	3
65	0
66	6
67	0
68	3
69	0
70	3
71	0
72	27
73	0
74	3
75	0
76	3
77	0
78	6
79	0
80	12
81	0
82	3
83	0
84	23
85	0
86	3
87	0
88	3
89	0
90	36
91	0
92	3
93	0
94	3
95	0
96	10
97	0
98	3

[0, 3, 0, 3, 0, 6, 0, 3, 0, 3, 0, 10, 0, 3, 0, 3, 0, 6, 0, 12, 0, 3, 0, 10, 0, 3, 0, 3, 0, 17, 0, 3, 0, 3, 0, 10, 0, 3, 0, 12, 0, 19, 0, 3, 0, 3, 0, 10, 0, 3, 0, 3, 0, 6, 0, 18, 0, 3, 0, 21, 0, 3, 0, 3, 0, 6, 0, 3, 0, 3, 0, 27, 0, 3, 0, 3, 0, 6, 0, 12, 0, 3, 0, 23, 0, 3, 0, 3, 0, 36, 0, 3, 0, 3, 0, 10, 0, 3]

cp's OEIS Frontend

A132748 a(n) = the sum of the positive non-isolated divisors of n.

Table of values

List of values

n	a(n)
1	0
2	3
3	0
4	3
5	0
6	6
7	0
8	3
9	0
10	3
11	0
12	10
13	0
14	3
15	0
16	3
17	0
18	6
19	0
20	12
21	0
22	3
23	0
24	10
25	0
26	3
27	0
28	3
29	0
30	17
31	0
32	3
33	0
34	3
35	0
36	10
37	0
38	3
39	0
40	12
41	0
42	19
43	0
44	3
45	0
46	3
47	0
48	10
49	0
50	3
51	0
52	3
53	0
54	6
55	0
56	18
57	0
58	3
59	0
60	21
61	0
62	3
63	0
64	3
65	0
66	6
67	0
68	3
69	0
70	3
71	0
72	27
73	0
74	3
75	0
76	3
77	0
78	6
79	0
80	12
81	0
82	3
83	0
84	23
85	0
86	3
87	0
88	3
89	0
90	36
91	0
92	3
93	0
94	3
95	0
96	10
97	0
98	3

n	a(n)
1	0
2	3
3	0
4	3
5	0
6	6
7	0
8	3
9	0
10	3
11	0
12	10
13	0
14	3
15	0
16	3
17	0
18	6
19	0
20	12
21	0
22	3
23	0
24	10
25	0
26	3
27	0
28	3
29	0
30	17
31	0
32	3
33	0
34	3
35	0
36	10
37	0
38	3
39	0
40	12
41	0
42	19
43	0
44	3
45	0
46	3
47	0
48	10
49	0
50	3
51	0
52	3
53	0
54	6
55	0
56	18
57	0
58	3
59	0
60	21
61	0
62	3
63	0
64	3
65	0
66	6
67	0
68	3
69	0
70	3
71	0
72	27
73	0
74	3
75	0
76	3
77	0
78	6
79	0
80	12
81	0
82	3
83	0
84	23
85	0
86	3
87	0
88	3
89	0
90	36
91	0
92	3
93	0
94	3
95	0
96	10
97	0
98	3

n	a(n)
1	0
2	3
3	0
4	3
5	0
6	6
7	0
8	3
9	0
10	3
11	0
12	10
13	0
14	3
15	0
16	3
17	0
18	6
19	0
20	12
21	0
22	3
23	0
24	10
25	0
26	3
27	0
28	3
29	0
30	17
31	0
32	3
33	0
34	3
35	0
36	10
37	0
38	3
39	0
40	12
41	0
42	19
43	0
44	3
45	0
46	3
47	0
48	10
49	0
50	3
51	0
52	3
53	0
54	6
55	0
56	18
57	0
58	3
59	0
60	21
61	0
62	3
63	0
64	3
65	0
66	6
67	0
68	3
69	0
70	3
71	0
72	27
73	0
74	3
75	0
76	3
77	0
78	6
79	0
80	12
81	0
82	3
83	0
84	23
85	0
86	3
87	0
88	3
89	0
90	36
91	0
92	3
93	0
94	3
95	0
96	10
97	0
98	3