4181025

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 6990624

約数和(自身を除く): 2809599

約数列:

[1, 3, 5, 15, 25, 75, 107, 321, 521, 535, 1563, 1605, 2605, 2675, 7815, 8025, 13025, 39075, 55747, 167241, 278735, 836205, 1393675, 4181025]

約数ペア:

[(1, 4181025), (3, 1393675), (5, 836205), (15, 278735), (25, 167241), (75, 55747), (107, 39075), (321, 13025), (521, 8025), (535, 7815), (1563, 2675), (1605, 2605)]