128622505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{3637}}^1$

素因数の和:4296

約数の個数: 16

約数和(自身を含む): 168686784

約数和(自身を除く): 40064279

約数列:

[1, 5, 11, 55, 643, 3215, 3637, 7073, 18185, 35365, 40007, 200035, 2338591, 11692955, 25724501, 128622505]

約数ペア:

[(1, 128622505), (5, 25724501), (11, 11692955), (55, 2338591), (643, 200035), (3215, 40007), (3637, 35365), (7073, 18185)]