664228316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{11159}}^1$

素因数の和:11833

約数の個数: 24

約数和(自身を含む): 1214922240

約数和(自身を除く): 550693924

約数列:

[1, 2, 4, 23, 46, 92, 647, 1294, 2588, 11159, 14881, 22318, 29762, 44636, 59524, 256657, 513314, 1026628, 7219873, 14439746, 28879492, 166057079, 332114158, 664228316]

約数ペア:

[(1, 664228316), (2, 332114158), (4, 166057079), (23, 28879492), (46, 14439746), (92, 7219873), (647, 1026628), (1294, 513314), (2588, 256657), (11159, 59524), (14881, 44636), (22318, 29762)]