531505

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 24

約数和(自身を含む): 751032

約数和(自身を除く): 219527

約数列:

[1, 5, 13, 17, 37, 65, 85, 169, 185, 221, 481, 629, 845, 1105, 2405, 2873, 3145, 6253, 8177, 14365, 31265, 40885, 106301, 531505]

約数ペア:

[(1, 531505), (5, 106301), (13, 40885), (17, 31265), (37, 14365), (65, 8177), (85, 6253), (169, 3145), (185, 2873), (221, 2405), (481, 1105), (629, 845)]