668701358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1\times {\mathrm{1231}}^1$

素因数の和:2492

約数の個数: 32

約数和(自身を含む): 1145612160

約数和(自身を除く): 476910802

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1229, 1231, 2458, 2462, 15977, 16003, 20893, 20927, 31954, 32006, 41786, 41854, 271609, 272051, 543218, 544102, 1512899, 3025798, 19667687, 25719283, 39335374, 51438566, 334350679, 668701358]

約数ペア:

[(1, 668701358), (2, 334350679), (13, 51438566), (17, 39335374), (26, 25719283), (34, 19667687), (221, 3025798), (442, 1512899), (1229, 544102), (1231, 543218), (2458, 272051), (2462, 271609), (15977, 41854), (16003, 41786), (20893, 32006), (20927, 31954)]