399010765

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{48571}}^1$

素因数の和:48660

約数の個数: 16

約数和(自身を含む): 503594496

約数和(自身を除く): 104583731

約数列:

[1, 5, 31, 53, 155, 265, 1643, 8215, 48571, 242855, 1505701, 2574263, 7528505, 12871315, 79802153, 399010765]

約数ペア:

[(1, 399010765), (5, 79802153), (31, 12871315), (53, 7528505), (155, 2574263), (265, 1505701), (1643, 242855), (8215, 48571)]