81915930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{910177}}^1$

素因数の和:910190

約数の個数: 24

約数和(自身を含む): 212981652

約数和(自身を除く): 131065722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 910177, 1820354, 2730531, 4550885, 5461062, 8191593, 9101770, 13652655, 16383186, 27305310, 40957965, 81915930]

約数ペア:

[(1, 81915930), (2, 40957965), (3, 27305310), (5, 16383186), (6, 13652655), (9, 9101770), (10, 8191593), (15, 5461062), (18, 4550885), (30, 2730531), (45, 1820354), (90, 910177)]