648791

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:386

約数の個数: 12

約数和(自身を含む): 768600

約数和(自身を除く): 119809

約数列:

[1, 11, 13, 143, 169, 349, 1859, 3839, 4537, 49907, 58981, 648791]

約数ペア:

[(1, 648791), (11, 58981), (13, 49907), (143, 4537), (169, 3839), (349, 1859)]