631258671

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{81971}}^1$

素因数の和:82142

約数の個数: 16

約数和(自身を含む): 897101568

約数和(自身を除く): 265842897

約数列:

[1, 3, 17, 51, 151, 453, 2567, 7701, 81971, 245913, 1393507, 4180521, 12377621, 37132863, 210419557, 631258671]

約数ペア:

[(1, 631258671), (3, 210419557), (17, 37132863), (51, 12377621), (151, 4180521), (453, 1393507), (2567, 245913), (7701, 81971)]