A171405 - cp's OEIS frontend

A171405 Sum of divisors of n, excluding divisors 2 and 3.

n	a(n)
1	1
2	1
3	1
4	5
5	6
6	7
7	8
8	13
9	10
10	16
11	12
12	23
13	14
14	22
15	21
16	29
17	18
18	34
19	20
20	40
21	29
22	34
23	24
24	55
25	31
26	40
27	37
28	54
29	30
30	67
31	32
32	61
33	45
34	52
35	48
36	86
37	38
38	58
39	53
40	88
41	42
42	91
43	44
44	82
45	75
46	70
47	48
48	119
49	57
50	91
51	69
52	96
53	54
54	115
55	72
56	118
57	77
58	88
59	60
60	163
61	62
62	94
63	101
64	125
65	84
66	139
67	68
68	124
69	93
70	142

[1, 1, 1, 5, 6, 7, 8, 13, 10, 16, 12, 23, 14, 22, 21, 29, 18, 34, 20, 40, 29, 34, 24, 55, 31, 40, 37, 54, 30, 67, 32, 61, 45, 52, 48, 86, 38, 58, 53, 88, 42, 91, 44, 82, 75, 70, 48, 119, 57, 91, 69, 96, 54, 115, 72, 118, 77, 88, 60, 163, 62, 94, 101, 125, 84, 139, 68, 124, 93, 142]

cp's OEIS Frontend

A171405 Sum of divisors of n, excluding divisors 2 and 3.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	5
5	6
6	7
7	8
8	13
9	10
10	16
11	12
12	23
13	14
14	22
15	21
16	29
17	18
18	34
19	20
20	40
21	29
22	34
23	24
24	55
25	31
26	40
27	37
28	54
29	30
30	67
31	32
32	61
33	45
34	52
35	48
36	86
37	38
38	58
39	53
40	88
41	42
42	91
43	44
44	82
45	75
46	70
47	48
48	119
49	57
50	91
51	69
52	96
53	54
54	115
55	72
56	118
57	77
58	88
59	60
60	163
61	62
62	94
63	101
64	125
65	84
66	139
67	68
68	124
69	93
70	142

n	a(n)
1	1
2	1
3	1
4	5
5	6
6	7
7	8
8	13
9	10
10	16
11	12
12	23
13	14
14	22
15	21
16	29
17	18
18	34
19	20
20	40
21	29
22	34
23	24
24	55
25	31
26	40
27	37
28	54
29	30
30	67
31	32
32	61
33	45
34	52
35	48
36	86
37	38
38	58
39	53
40	88
41	42
42	91
43	44
44	82
45	75
46	70
47	48
48	119
49	57
50	91
51	69
52	96
53	54
54	115
55	72
56	118
57	77
58	88
59	60
60	163
61	62
62	94
63	101
64	125
65	84
66	139
67	68
68	124
69	93
70	142

n	a(n)
1	1
2	1
3	1
4	5
5	6
6	7
7	8
8	13
9	10
10	16
11	12
12	23
13	14
14	22
15	21
16	29
17	18
18	34
19	20
20	40
21	29
22	34
23	24
24	55
25	31
26	40
27	37
28	54
29	30
30	67
31	32
32	61
33	45
34	52
35	48
36	86
37	38
38	58
39	53
40	88
41	42
42	91
43	44
44	82
45	75
46	70
47	48
48	119
49	57
50	91
51	69
52	96
53	54
54	115
55	72
56	118
57	77
58	88
59	60
60	163
61	62
62	94
63	101
64	125
65	84
66	139
67	68
68	124
69	93
70	142