18913275

素因数分解:

$3^2\times 5^2\times {\mathrm{84059}}^1$

素因数の和:84075

約数の個数: 18

約数和(自身を含む): 33876180

約数和(自身を除く): 14962905

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 84059, 252177, 420295, 756531, 1260885, 2101475, 3782655, 6304425, 18913275]

約数ペア:

[(1, 18913275), (3, 6304425), (5, 3782655), (9, 2101475), (15, 1260885), (25, 756531), (45, 420295), (75, 252177), (225, 84059)]