9901309

素因数分解:

${\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 16

約数和(自身を含む): 11208384

約数和(自身を除く): 1307075

約数列:

[1, 11, 43, 121, 173, 473, 1331, 1903, 5203, 7439, 20933, 57233, 81829, 230263, 900119, 9901309]

約数ペア:

[(1, 9901309), (11, 900119), (43, 230263), (121, 81829), (173, 57233), (473, 20933), (1331, 7439), (1903, 5203)]