A369762 - cp's OEIS frontend

A369762 The sum of unitary 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	5
5	6
6	12
7	8
8	17
9	10
10	18
11	12
12	20
13	14
14	24
15	24
16	17
17	18
18	30
19	20
20	30
21	32
22	36
23	24
24	68
25	26
26	42
27	82
28	40
29	30
30	72
31	32
32	257
33	48
34	54
35	48
36	50
37	38
38	60
39	56
40	102
41	42
42	96
43	44
44	60
45	60
46	72
47	48
48	68
49	50
50	78
51	72
52	70
53	54
54	246
55	72
56	136
57	80
58	90
59	60
60	120
61	62
62	96
63	80
64	257
65	84
66	144

[1, 3, 4, 5, 6, 12, 8, 17, 10, 18, 12, 20, 14, 24, 24, 17, 18, 30, 20, 30, 32, 36, 24, 68, 26, 42, 82, 40, 30, 72, 32, 257, 48, 54, 48, 50, 38, 60, 56, 102, 42, 96, 44, 60, 60, 72, 48, 68, 50, 78, 72, 70, 54, 246, 72, 136, 80, 90, 60, 120, 62, 96, 80, 257, 84, 144]

cp's OEIS Frontend

A369762 The sum of unitary 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	5
5	6
6	12
7	8
8	17
9	10
10	18
11	12
12	20
13	14
14	24
15	24
16	17
17	18
18	30
19	20
20	30
21	32
22	36
23	24
24	68
25	26
26	42
27	82
28	40
29	30
30	72
31	32
32	257
33	48
34	54
35	48
36	50
37	38
38	60
39	56
40	102
41	42
42	96
43	44
44	60
45	60
46	72
47	48
48	68
49	50
50	78
51	72
52	70
53	54
54	246
55	72
56	136
57	80
58	90
59	60
60	120
61	62
62	96
63	80
64	257
65	84
66	144

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	12
7	8
8	17
9	10
10	18
11	12
12	20
13	14
14	24
15	24
16	17
17	18
18	30
19	20
20	30
21	32
22	36
23	24
24	68
25	26
26	42
27	82
28	40
29	30
30	72
31	32
32	257
33	48
34	54
35	48
36	50
37	38
38	60
39	56
40	102
41	42
42	96
43	44
44	60
45	60
46	72
47	48
48	68
49	50
50	78
51	72
52	70
53	54
54	246
55	72
56	136
57	80
58	90
59	60
60	120
61	62
62	96
63	80
64	257
65	84
66	144

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	12
7	8
8	17
9	10
10	18
11	12
12	20
13	14
14	24
15	24
16	17
17	18
18	30
19	20
20	30
21	32
22	36
23	24
24	68
25	26
26	42
27	82
28	40
29	30
30	72
31	32
32	257
33	48
34	54
35	48
36	50
37	38
38	60
39	56
40	102
41	42
42	96
43	44
44	60
45	60
46	72
47	48
48	68
49	50
50	78
51	72
52	70
53	54
54	246
55	72
56	136
57	80
58	90
59	60
60	120
61	62
62	96
63	80
64	257
65	84
66	144