75781013

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1889}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 94711680

約数和(自身を除く): 18930667

約数列:

[1, 7, 11, 77, 521, 1889, 3647, 5731, 13223, 20779, 40117, 145453, 984169, 6889183, 10825859, 75781013]

約数ペア:

[(1, 75781013), (7, 10825859), (11, 6889183), (77, 984169), (521, 145453), (1889, 40117), (3647, 20779), (5731, 13223)]