212647689

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{1409}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 315642600

約数和(自身を除く): 102994911

約数列:

[1, 3, 9, 41, 123, 369, 409, 1227, 1409, 3681, 4227, 12681, 16769, 50307, 57769, 150921, 173307, 519921, 576281, 1728843, 5186529, 23627521, 70882563, 212647689]

約数ペア:

[(1, 212647689), (3, 70882563), (9, 23627521), (41, 5186529), (123, 1728843), (369, 576281), (409, 519921), (1227, 173307), (1409, 150921), (3681, 57769), (4227, 50307), (12681, 16769)]