208249743

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{410749}}^1$

素因数の和:410778

約数の個数: 12

約数和(自身を含む): 300669000

約数和(自身を除く): 92419257

約数列:

[1, 3, 13, 39, 169, 507, 410749, 1232247, 5339737, 16019211, 69416581, 208249743]

約数ペア:

[(1, 208249743), (3, 69416581), (13, 16019211), (39, 5339737), (169, 1232247), (507, 410749)]