289502018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{68311}}^1$

素因数の和:68489

約数の個数: 16

約数和(自身を含む): 470533056

約数和(自身を除く): 181031038

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 68311, 136622, 888043, 1776086, 11134693, 22269386, 144751009, 289502018]

約数ペア:

[(1, 289502018), (2, 144751009), (13, 22269386), (26, 11134693), (163, 1776086), (326, 888043), (2119, 136622), (4238, 68311)]