123682725

素因数分解:

$3^2\times 5^2\times {\mathrm{549701}}^1$

素因数の和:549717

約数の個数: 18

約数和(自身を含む): 221529906

約数和(自身を除く): 97847181

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 549701, 1649103, 2748505, 4947309, 8245515, 13742525, 24736545, 41227575, 123682725]

約数ペア:

[(1, 123682725), (3, 41227575), (5, 24736545), (9, 13742525), (15, 8245515), (25, 4947309), (45, 2748505), (75, 1649103), (225, 549701)]