18135675

素因数分解:

$3^2\times 5^2\times {\mathrm{80603}}^1$

素因数の和:80619

約数の個数: 18

約数和(自身を含む): 32483412

約数和(自身を除く): 14347737

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 80603, 241809, 403015, 725427, 1209045, 2015075, 3627135, 6045225, 18135675]

約数ペア:

[(1, 18135675), (3, 6045225), (5, 3627135), (9, 2015075), (15, 1209045), (25, 725427), (45, 403015), (75, 241809), (225, 80603)]