81508521

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{17077}}^1$

素因数の和:17160

約数の個数: 16

約数和(自身を含む): 114217664

約数和(自身を除く): 32709143

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4773, 17077, 51231, 631849, 734311, 1895547, 2202933, 27169507, 81508521]

約数ペア:

[(1, 81508521), (3, 27169507), (37, 2202933), (43, 1895547), (111, 734311), (129, 631849), (1591, 51231), (4773, 17077)]