16157025

素因数分解:

$3^2\times 5^2\times {\mathrm{71809}}^1$

素因数の和:71825

約数の個数: 18

約数和(自身を含む): 28939430

約数和(自身を除く): 12782405

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 71809, 215427, 359045, 646281, 1077135, 1795225, 3231405, 5385675, 16157025]

約数ペア:

[(1, 16157025), (3, 5385675), (5, 3231405), (9, 1795225), (15, 1077135), (25, 646281), (45, 359045), (75, 215427), (225, 71809)]