201613221

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{10141}}^1$

素因数の和:10241

約数の個数: 18

約数和(自身を含む): 297576422

約数和(自身を除く): 95963201

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 10141, 19881, 30423, 91269, 476627, 1429881, 4289643, 22401469, 67204407, 201613221]

約数ペア:

[(1, 201613221), (3, 67204407), (9, 22401469), (47, 4289643), (141, 1429881), (423, 476627), (2209, 91269), (6627, 30423), (10141, 19881)]