3978375

素因数分解:

$3^1\times 5^3\times {\mathrm{103}}^2$

素因数の和:224

約数の個数: 24

約数和(自身を含む): 6684912

約数和(自身を除く): 2706537

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 515, 1545, 2575, 7725, 10609, 12875, 31827, 38625, 53045, 159135, 265225, 795675, 1326125, 3978375]

約数ペア:

[(1, 3978375), (3, 1326125), (5, 795675), (15, 265225), (25, 159135), (75, 53045), (103, 38625), (125, 31827), (309, 12875), (375, 10609), (515, 7725), (1545, 2575)]