2777982881

素因数分解:

${\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{28621}}^1$

素因数の和:28784

約数の個数: 12

約数和(自身を含む): 2899007892

約数和(自身を除く): 121025011

約数列:

[1, 31, 101, 961, 3131, 28621, 97061, 887251, 2890721, 27504781, 89612351, 2777982881]

約数ペア:

[(1, 2777982881), (31, 89612351), (101, 27504781), (961, 2890721), (3131, 887251), (28621, 97061)]