A334353 - cp's OEIS frontend

A334353 Least positive integer m relatively prime to n such that sigma(m*n) is a fourth power, where sigma(k) is the sum of the divisors of k.

n	a(n)
1	1
2	255
3	170
4	3783
5	102
6	85
7	31
8	39063
9	34711
10	51
11	85
12	1261
13	1164
14	53
15	34
16	417067
17	30
18	716125
19	499
20	55563
21	127
22	345
23	34
24	13021
25	417067
26	55563
27	3493
28	117273
29	10776
30	17
31	7
32	34359
33	230
34	15
35	321
36	10549987
37	2469230
38	13021
39	388
40	8483
41	28128
42	187
43	5323
44	30865
45	314758
46	17
47	230
48	1345225
49	1481538
50	9473379
51	10
52	291
53	14
54	82445
55	17
56	60615
57	1999
58	7495
59	5960
60	18521

[1, 255, 170, 3783, 102, 85, 31, 39063, 34711, 51, 85, 1261, 1164, 53, 34, 417067, 30, 716125, 499, 55563, 127, 345, 34, 13021, 417067, 55563, 3493, 117273, 10776, 17, 7, 34359, 230, 15, 321, 10549987, 2469230, 13021, 388, 8483, 28128, 187, 5323, 30865, 314758, 17, 230, 1345225, 1481538, 9473379, 10, 291, 14, 82445, 17, 60615, 1999, 7495, 5960, 18521]

cp's OEIS Frontend

A334353 Least positive integer m relatively prime to n such that sigma(m*n) is a fourth power, where sigma(k) is the sum of the divisors of k.

Table of values

List of values