65787795

素因数分解:

$3^4\times 5^1\times {\mathrm{162439}}^1$

素因数の和:162456

約数の個数: 20

約数和(自身を含む): 117931440

約数和(自身を除く): 52143645

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 162439, 487317, 812195, 1461951, 2436585, 4385853, 7309755, 13157559, 21929265, 65787795]

約数ペア:

[(1, 65787795), (3, 21929265), (5, 13157559), (9, 7309755), (15, 4385853), (27, 2436585), (45, 1461951), (81, 812195), (135, 487317), (405, 162439)]