90777939

素因数分解:

$3^1\times 7^2\times {\mathrm{617537}}^1$

素因数の和:617554

約数の個数: 12

約数和(自身を含む): 140798664

約数和(自身を除く): 50020725

約数列:

[1, 3, 7, 21, 49, 147, 617537, 1852611, 4322759, 12968277, 30259313, 90777939]

約数ペア:

[(1, 90777939), (3, 30259313), (7, 12968277), (21, 4322759), (49, 1852611), (147, 617537)]