68803988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{142157}}^1$

素因数の和:142183

約数の個数: 18

約数和(自身を含む): 132349098

約数和(自身を除く): 63545110

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 142157, 284314, 568628, 1563727, 3127454, 6254908, 17200997, 34401994, 68803988]

約数ペア:

[(1, 68803988), (2, 34401994), (4, 17200997), (11, 6254908), (22, 3127454), (44, 1563727), (121, 568628), (242, 284314), (484, 142157)]