291211150

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109891}}^1$

素因数の和:109956

約数の個数: 24

約数和(自身を含む): 551877624

約数和(自身を除く): 260666474

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 109891, 219782, 549455, 1098910, 2747275, 5494550, 5824223, 11648446, 29121115, 58242230, 145605575, 291211150]

約数ペア:

[(1, 291211150), (2, 145605575), (5, 58242230), (10, 29121115), (25, 11648446), (50, 5824223), (53, 5494550), (106, 2747275), (265, 1098910), (530, 549455), (1325, 219782), (2650, 109891)]