64640313

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{619}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 96139680

約数和(自身を除く): 31499367

約数列:

[1, 3, 9, 41, 123, 283, 369, 619, 849, 1857, 2547, 5571, 11603, 25379, 34809, 76137, 104427, 175177, 228411, 525531, 1576593, 7182257, 21546771, 64640313]

約数ペア:

[(1, 64640313), (3, 21546771), (9, 7182257), (41, 1576593), (123, 525531), (283, 228411), (369, 175177), (619, 104427), (849, 76137), (1857, 34809), (2547, 25379), (5571, 11603)]