51431913

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10223}}^1$

素因数の和:10285

約数の個数: 24

約数和(自身を含む): 81873792

約数和(自身を除く): 30441879

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 10223, 30669, 92007, 132899, 398697, 439589, 1196091, 1318767, 3956301, 5714657, 17143971, 51431913]

約数ペア:

[(1, 51431913), (3, 17143971), (9, 5714657), (13, 3956301), (39, 1318767), (43, 1196091), (117, 439589), (129, 398697), (387, 132899), (559, 92007), (1677, 30669), (5031, 10223)]