25386615

素因数分解:

$3^4\times 5^1\times {\mathrm{62683}}^1$

素因数の和:62700

約数の個数: 20

約数和(自身を含む): 45508584

約数和(自身を除く): 20121969

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 62683, 188049, 313415, 564147, 940245, 1692441, 2820735, 5077323, 8462205, 25386615]

約数ペア:

[(1, 25386615), (3, 8462205), (5, 5077323), (9, 2820735), (15, 1692441), (27, 940245), (45, 564147), (81, 313415), (135, 188049), (405, 62683)]