A046801 - cp's OEIS frontend

A046801 Number of divisors of 2^n-1.

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	6
7	2
8	8
9	4
10	8
11	4
12	24
13	2
14	8
15	8
16	16
17	2
18	32
19	2
20	48
21	12
22	16
23	4
24	96
25	8
26	8
27	8
28	64
29	8
30	96
31	2
32	32
33	16
34	8
35	16
36	512
37	4
38	8
39	16
40	192
41	4
42	144
43	8
44	128
45	64
46	16
47	8
48	768
49	4
50	128
51	32
52	128
53	8
54	160
55	64
56	256
57	16
58	64
59	4
60	4608
61	2
62	8
63	96
64	128
65	8
66	384
67	4
68	128
69	16
70	512
71	8
72	8192
73	8
74	32
75	128

[1, 2, 2, 4, 2, 6, 2, 8, 4, 8, 4, 24, 2, 8, 8, 16, 2, 32, 2, 48, 12, 16, 4, 96, 8, 8, 8, 64, 8, 96, 2, 32, 16, 8, 16, 512, 4, 8, 16, 192, 4, 144, 8, 128, 64, 16, 8, 768, 4, 128, 32, 128, 8, 160, 64, 256, 16, 64, 4, 4608, 2, 8, 96, 128, 8, 384, 4, 128, 16, 512, 8, 8192, 8, 32, 128]

cp's OEIS Frontend

A046801 Number of divisors of 2^n-1.

Table of values

List of values