201821123

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{8011}}^1$

素因数の和:8138

約数の個数: 16

約数和(自身を含む): 238437120

約数和(自身を除く): 36615997

約数列:

[1, 7, 59, 61, 413, 427, 3599, 8011, 25193, 56077, 472649, 488671, 3308543, 3420697, 28831589, 201821123]

約数ペア:

[(1, 201821123), (7, 28831589), (59, 3420697), (61, 3308543), (413, 488671), (427, 472649), (3599, 56077), (8011, 25193)]