210880796

素因数分解:

$2^2\times 7^1\times {\mathrm{7531457}}^1$

素因数の和:7531468

約数の個数: 12

約数和(自身を含む): 421761648

約数和(自身を除く): 210880852

約数列:

[1, 2, 4, 7, 14, 28, 7531457, 15062914, 30125828, 52720199, 105440398, 210880796]

約数ペア:

[(1, 210880796), (2, 105440398), (4, 52720199), (7, 30125828), (14, 15062914), (28, 7531457)]