389470085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{5581}}^1$

素因数の和:6424

約数の個数: 16

約数和(自身を含む): 495547632

約数和(自身を除く): 106077547

約数列:

[1, 5, 17, 85, 821, 4105, 5581, 13957, 27905, 69785, 94877, 474385, 4582001, 22910005, 77894017, 389470085]

約数ペア:

[(1, 389470085), (5, 77894017), (17, 22910005), (85, 4582001), (821, 474385), (4105, 94877), (5581, 69785), (13957, 27905)]