87797475

素因数分解:

$3^2\times 5^2\times {\mathrm{390211}}^1$

素因数の和:390227

約数の個数: 18

約数和(自身を含む): 157255436

約数和(自身を除く): 69457961

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 390211, 1170633, 1951055, 3511899, 5853165, 9755275, 17559495, 29265825, 87797475]

約数ペア:

[(1, 87797475), (3, 29265825), (5, 17559495), (9, 9755275), (15, 5853165), (25, 3511899), (45, 1951055), (75, 1170633), (225, 390211)]