A240698 - cp's OEIS frontend

A240698 Partial sums of divisors of n, cf. A027750.

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

[1, 1, 3, 1, 4, 1, 3, 7, 1, 6, 1, 3, 6, 12, 1, 8, 1, 3, 7, 15, 1, 4, 13, 1, 3, 8, 18, 1, 12, 1, 3, 6, 10, 16, 28, 1, 14, 1, 3, 10, 24, 1, 4, 9, 24, 1, 3, 7, 15, 31, 1, 18, 1, 3, 6, 12, 21, 39, 1, 20, 1, 3, 7, 12, 22, 42, 1, 4, 11, 32, 1, 3, 14, 36, 1, 24, 1]

cp's OEIS Frontend

A240698 Partial sums of divisors of n, cf. A027750.

Table of values

List of values

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

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

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