206048025

素因数分解:

$3^2\times 5^2\times {\mathrm{915769}}^1$

素因数の和:915785

約数の個数: 18

約数和(自身を含む): 369055310

約数和(自身を除く): 163007285

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 915769, 2747307, 4578845, 8241921, 13736535, 22894225, 41209605, 68682675, 206048025]

約数ペア:

[(1, 206048025), (3, 68682675), (5, 41209605), (9, 22894225), (15, 13736535), (25, 8241921), (45, 4578845), (75, 2747307), (225, 915769)]