644025729212

素因数分解:

$2^2\times {\mathrm{67843}}^1\times {\mathrm{2373221}}^1$

素因数の和:2441068

約数の個数: 12

約数和(自身を含む): 1127062113576

約数和(自身を除く): 483036384364

約数列:

[1, 2, 4, 67843, 135686, 271372, 2373221, 4746442, 9492884, 161006432303, 322012864606, 644025729212]

約数ペア:

[(1, 644025729212), (2, 322012864606), (4, 161006432303), (67843, 9492884), (135686, 4746442), (271372, 2373221)]