828488655

素因数分解:

$3^4\times 5^1\times {\mathrm{2045651}}^1$

素因数の和:2045668

約数の個数: 20

約数和(自身を含む): 1485143352

約数和(自身を除く): 656654697

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2045651, 6136953, 10228255, 18410859, 30684765, 55232577, 92054295, 165697731, 276162885, 828488655]

約数ペア:

[(1, 828488655), (3, 276162885), (5, 165697731), (9, 92054295), (15, 55232577), (27, 30684765), (45, 18410859), (81, 10228255), (135, 6136953), (405, 2045651)]