25855605

素因数分解:

$3^4\times 5^1\times {\mathrm{63841}}^1$

素因数の和:63858

約数の個数: 20

約数和(自身を含む): 46349292

約数和(自身を除く): 20493687

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63841, 191523, 319205, 574569, 957615, 1723707, 2872845, 5171121, 8618535, 25855605]

約数ペア:

[(1, 25855605), (3, 8618535), (5, 5171121), (9, 2872845), (15, 1723707), (27, 957615), (45, 574569), (81, 319205), (135, 191523), (405, 63841)]