2009256525

素因数分解:

$3^2\times 5^2\times {\mathrm{8930029}}^1$

素因数の和:8930045

約数の個数: 18

約数和(自身を含む): 3598802090

約数和(自身を除く): 1589545565

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8930029, 26790087, 44650145, 80370261, 133950435, 223250725, 401851305, 669752175, 2009256525]

約数ペア:

[(1, 2009256525), (3, 669752175), (5, 401851305), (9, 223250725), (15, 133950435), (25, 80370261), (45, 44650145), (75, 26790087), (225, 8930029)]