210002455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{48221}}^1$

素因数の和:48306

約数の個数: 16

約数和(自身を含む): 275444064

約数和(自身を除く): 65441609

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 48221, 241105, 626873, 3134365, 3230807, 16154035, 42000491, 210002455]

約数ペア:

[(1, 210002455), (5, 42000491), (13, 16154035), (65, 3230807), (67, 3134365), (335, 626873), (871, 241105), (4355, 48221)]