520492063

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7933}}^1$

素因数の和:8063

約数の個数: 24

約数和(自身を含む): 658458528

約数和(自身を除く): 137966465

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1339, 5047, 7933, 9373, 55531, 65611, 103129, 388717, 721903, 817099, 5053321, 5719693, 10622287, 40037851, 74356009, 520492063]

約数ペア:

[(1, 520492063), (7, 74356009), (13, 40037851), (49, 10622287), (91, 5719693), (103, 5053321), (637, 817099), (721, 721903), (1339, 388717), (5047, 103129), (7933, 65611), (9373, 55531)]