18002385

素因数分解:

$3^3\times 5^1\times {\mathrm{133351}}^1$

素因数の和:133365

約数の個数: 16

約数和(自身を含む): 32004480

約数和(自身を除く): 14002095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 133351, 400053, 666755, 1200159, 2000265, 3600477, 6000795, 18002385]

約数ペア:

[(1, 18002385), (3, 6000795), (5, 3600477), (9, 2000265), (15, 1200159), (27, 666755), (45, 400053), (135, 133351)]