90255781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{19867}}^1$

素因数の和:19944

約数の個数: 16

約数和(自身を含む): 114439680

約数和(自身を除く): 24183899

約数列:

[1, 7, 11, 59, 77, 413, 649, 4543, 19867, 139069, 218537, 1172153, 1529759, 8205071, 12893683, 90255781]

約数ペア:

[(1, 90255781), (7, 12893683), (11, 8205071), (59, 1529759), (77, 1172153), (413, 218537), (649, 139069), (4543, 19867)]