53715942721

素因数分解:

$7^4\times {\mathrm{103}}^1\times {\mathrm{217207}}^1$

素因数の和:217338

約数の個数: 20

約数和(自身を含む): 63273559232

約数和(自身を除く): 9557616511

約数列:

[1, 7, 49, 103, 343, 721, 2401, 5047, 35329, 217207, 247303, 1520449, 10643143, 22372321, 74502001, 156606247, 521514007, 1096243729, 7673706103, 53715942721]

約数ペア:

[(1, 53715942721), (7, 7673706103), (49, 1096243729), (103, 521514007), (343, 156606247), (721, 74502001), (2401, 22372321), (5047, 10643143), (35329, 1520449), (217207, 247303)]