28255269

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13063}}^1$

素因数の和:13176

約数の個数: 16

約数和(自身を含む): 43476992

約数和(自身を除く): 15221723

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 13063, 39189, 91441, 274323, 1345489, 4036467, 9418423, 28255269]

約数ペア:

[(1, 28255269), (3, 9418423), (7, 4036467), (21, 1345489), (103, 274323), (309, 91441), (721, 39189), (2163, 13063)]