28020069

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40433}}^1$

素因数の和:40457

約数の個数: 24

約数和(自身を含む): 50461632

約数和(自身を除く): 22441563

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 40433, 121299, 283031, 363897, 444763, 849093, 1334289, 2547279, 3113341, 4002867, 9340023, 28020069]

約数ペア:

[(1, 28020069), (3, 9340023), (7, 4002867), (9, 3113341), (11, 2547279), (21, 1334289), (33, 849093), (63, 444763), (77, 363897), (99, 283031), (231, 121299), (693, 40433)]