128109211

素因数分解:

${\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 135928800

約数和(自身を除く): 7819589

約数列:

[1, 29, 61, 139, 521, 1769, 4031, 8479, 15109, 31781, 72419, 245891, 921649, 2100151, 4417559, 128109211]

約数ペア:

[(1, 128109211), (29, 4417559), (61, 2100151), (139, 921649), (521, 245891), (1769, 72419), (4031, 31781), (8479, 15109)]