721575

素因数分解:

$3^3\times 5^2\times {\mathrm{1069}}^1$

素因数の和:1088

約数の個数: 24

約数和(自身を含む): 1326800

約数和(自身を除く): 605225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 1069, 3207, 5345, 9621, 16035, 26725, 28863, 48105, 80175, 144315, 240525, 721575]

約数ペア:

[(1, 721575), (3, 240525), (5, 144315), (9, 80175), (15, 48105), (25, 28863), (27, 26725), (45, 16035), (75, 9621), (135, 5345), (225, 3207), (675, 1069)]