55239807

素因数分解:

$3^1\times 7^4\times {\mathrm{7669}}^1$

素因数の和:7700

約数の個数: 20

約数和(自身を含む): 85934680

約数和(自身を除く): 30694873

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 7669, 23007, 53683, 161049, 375781, 1127343, 2630467, 7891401, 18413269, 55239807]

約数ペア:

[(1, 55239807), (3, 18413269), (7, 7891401), (21, 2630467), (49, 1127343), (147, 375781), (343, 161049), (1029, 53683), (2401, 23007), (7203, 7669)]