638625856

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{907139}}^1$

素因数の和:907162

約数の個数: 28

約数和(自身を含む): 1382481360

約数和(自身を除く): 743855504

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 907139, 1814278, 3628556, 7257112, 9978529, 14514224, 19957058, 29028448, 39914116, 58056896, 79828232, 159656464, 319312928, 638625856]

約数ペア:

[(1, 638625856), (2, 319312928), (4, 159656464), (8, 79828232), (11, 58056896), (16, 39914116), (22, 29028448), (32, 19957058), (44, 14514224), (64, 9978529), (88, 7257112), (176, 3628556), (352, 1814278), (704, 907139)]