75845565

素因数分解:

$3^4\times 5^1\times {\mathrm{187273}}^1$

素因数の和:187290

約数の個数: 20

約数和(自身を含む): 135960924

約数和(自身を除く): 60115359

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 187273, 561819, 936365, 1685457, 2809095, 5056371, 8427285, 15169113, 25281855, 75845565]

約数ペア:

[(1, 75845565), (3, 25281855), (5, 15169113), (9, 8427285), (15, 5056371), (27, 2809095), (45, 1685457), (81, 936365), (135, 561819), (405, 187273)]