18156375

素因数分解:

$3^2\times 5^3\times {\mathrm{16139}}^1$

素因数の和:16160

約数の個数: 24

約数和(自身を含む): 32731920

約数和(自身を除く): 14575545

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 16139, 48417, 80695, 145251, 242085, 403475, 726255, 1210425, 2017375, 3631275, 6052125, 18156375]

約数ペア:

[(1, 18156375), (3, 6052125), (5, 3631275), (9, 2017375), (15, 1210425), (25, 726255), (45, 403475), (75, 242085), (125, 145251), (225, 80695), (375, 48417), (1125, 16139)]