128367034341

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{470208917}}^1$

素因数の和:470208940

約数の個数: 16

約数和(自身を含む): 210653595264

約数和(自身を除く): 82286560923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 470208917, 1410626751, 3291462419, 6112715921, 9874387257, 18338147763, 42789011447, 128367034341]

約数ペア:

[(1, 128367034341), (3, 42789011447), (7, 18338147763), (13, 9874387257), (21, 6112715921), (39, 3291462419), (91, 1410626751), (273, 470208917)]