56989778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{13759}}^1$

素因数の和:13889

約数の個数: 16

約数和(自身を含む): 90816000

約数和(自身を除く): 33826222

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 13759, 27518, 261421, 522842, 1499731, 2999462, 28494889, 56989778]

約数ペア:

[(1, 56989778), (2, 28494889), (19, 2999462), (38, 1499731), (109, 522842), (218, 261421), (2071, 27518), (4142, 13759)]