A369761 - cp's OEIS frontend

A369761 The sum of divisors of the smallest multiple of n whose prime factorization exponents are all powers of 2.

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	31
9	13
10	18
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	42
21	32
22	36
23	24
24	124
25	31
26	42
27	121
28	56
29	30
30	72
31	32
32	511
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	186
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	93
51	72
52	98
53	54
54	363
55	72
56	248
57	80
58	90
59	60
60	168
61	62
62	96
63	104
64	511
65	84

[1, 3, 4, 7, 6, 12, 8, 31, 13, 18, 12, 28, 14, 24, 24, 31, 18, 39, 20, 42, 32, 36, 24, 124, 31, 42, 121, 56, 30, 72, 32, 511, 48, 54, 48, 91, 38, 60, 56, 186, 42, 96, 44, 84, 78, 72, 48, 124, 57, 93, 72, 98, 54, 363, 72, 248, 80, 90, 60, 168, 62, 96, 104, 511, 84]

cp's OEIS Frontend

A369761 The sum of divisors of the smallest multiple of n whose prime factorization exponents are all powers of 2.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	31
9	13
10	18
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	42
21	32
22	36
23	24
24	124
25	31
26	42
27	121
28	56
29	30
30	72
31	32
32	511
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	186
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	93
51	72
52	98
53	54
54	363
55	72
56	248
57	80
58	90
59	60
60	168
61	62
62	96
63	104
64	511
65	84

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	31
9	13
10	18
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	42
21	32
22	36
23	24
24	124
25	31
26	42
27	121
28	56
29	30
30	72
31	32
32	511
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	186
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	93
51	72
52	98
53	54
54	363
55	72
56	248
57	80
58	90
59	60
60	168
61	62
62	96
63	104
64	511
65	84

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	31
9	13
10	18
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	42
21	32
22	36
23	24
24	124
25	31
26	42
27	121
28	56
29	30
30	72
31	32
32	511
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	186
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	93
51	72
52	98
53	54
54	363
55	72
56	248
57	80
58	90
59	60
60	168
61	62
62	96
63	104
64	511
65	84