1388394421

素因数分解:

${\mathrm{71}}^1\times {\mathrm{2441}}^1\times {\mathrm{8011}}^1$

素因数の和:10523

約数の個数: 8

約数和(自身を含む): 1408701888

約数和(自身を除く): 20307467

約数列:

[1, 71, 2441, 8011, 173311, 568781, 19554851, 1388394421]

約数ペア:

[(1, 1388394421), (71, 19554851), (2441, 568781), (8011, 173311)]