2172495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{857}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 3768336

約数和(自身を除く): 1595841

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 857, 2535, 2571, 4285, 11141, 12855, 33423, 55705, 144833, 167115, 434499, 724165, 2172495]

約数ペア:

[(1, 2172495), (3, 724165), (5, 434499), (13, 167115), (15, 144833), (39, 55705), (65, 33423), (169, 12855), (195, 11141), (507, 4285), (845, 2571), (857, 2535)]