16426395

素因数分解:

$3^4\times 5^1\times {\mathrm{40559}}^1$

素因数の和:40576

約数の個数: 20

約数和(自身を含む): 29446560

約数和(自身を除く): 13020165

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40559, 121677, 202795, 365031, 608385, 1095093, 1825155, 3285279, 5475465, 16426395]

約数ペア:

[(1, 16426395), (3, 5475465), (5, 3285279), (9, 1825155), (15, 1095093), (27, 608385), (45, 365031), (81, 202795), (135, 121677), (405, 40559)]