1640386857

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1\times {\mathrm{4999}}^1$

素因数の和:6320

約数の個数: 16

約数和(自身を含む): 2214000000

約数和(自身を除く): 573613143

約数列:

[1, 3, 89, 267, 1229, 3687, 4999, 14997, 109381, 328143, 444911, 1334733, 6143771, 18431313, 546795619, 1640386857]

約数ペア:

[(1, 1640386857), (3, 546795619), (89, 18431313), (267, 6143771), (1229, 1334733), (3687, 444911), (4999, 328143), (14997, 109381)]