18821025

素因数分解:

$3^3\times 5^2\times {\mathrm{27883}}^1$

素因数の和:27902

約数の個数: 24

約数和(自身を含む): 34576160

約数和(自身を除く): 15755135

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 27883, 83649, 139415, 250947, 418245, 697075, 752841, 1254735, 2091225, 3764205, 6273675, 18821025]

約数ペア:

[(1, 18821025), (3, 6273675), (5, 3764205), (9, 2091225), (15, 1254735), (25, 752841), (27, 697075), (45, 418245), (75, 250947), (135, 139415), (225, 83649), (675, 27883)]