2209125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 3788928

約数和(自身を除く): 1579803

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 137, 215, 375, 411, 645, 685, 1075, 2055, 3225, 3425, 5375, 5891, 10275, 16125, 17125, 17673, 29455, 51375, 88365, 147275, 441825, 736375, 2209125]

約数ペア:

[(1, 2209125), (3, 736375), (5, 441825), (15, 147275), (25, 88365), (43, 51375), (75, 29455), (125, 17673), (129, 17125), (137, 16125), (215, 10275), (375, 5891), (411, 5375), (645, 3425), (685, 3225), (1075, 2055)]