128889129604

素因数分解:

$2^2\times {\mathrm{411739}}^1\times {\mathrm{78259}}^1$

素因数の和:490002

約数の個数: 12

約数和(自身を含む): 225559406800

約数和(自身を除く): 96670277196

約数列:

[1, 2, 4, 78259, 156518, 313036, 411739, 823478, 1646956, 32222282401, 64444564802, 128889129604]

約数ペア:

[(1, 128889129604), (2, 64444564802), (4, 32222282401), (78259, 1646956), (156518, 823478), (313036, 411739)]