1640390021

素因数分解:

${\mathrm{149}}^1\times {\mathrm{2999}}^1\times {\mathrm{3671}}^1$

素因数の和:6819

約数の個数: 8

約数和(自身を含む): 1652400000

約数和(自身を除く): 12009979

約数列:

[1, 149, 2999, 3671, 446851, 546979, 11009329, 1640390021]

約数ペア:

[(1, 1640390021), (149, 11009329), (2999, 546979), (3671, 446851)]