491618428

素因数分解:

$2^2\times 7^1\times {\mathrm{17557801}}^1$

素因数の和:17557812

約数の個数: 12

約数和(自身を含む): 983236912

約数和(自身を除く): 491618484

約数列:

[1, 2, 4, 7, 14, 28, 17557801, 35115602, 70231204, 122904607, 245809214, 491618428]

約数ペア:

[(1, 491618428), (2, 245809214), (4, 122904607), (7, 70231204), (14, 35115602), (28, 17557801)]