888974991

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{2297093}}^1$

素因数の和:2297142

約数の個数: 12

約数和(自身を含む): 1313937768

約数和(自身を除く): 424962777

約数列:

[1, 3, 9, 43, 129, 387, 2297093, 6891279, 20673837, 98774999, 296324997, 888974991]

約数ペア:

[(1, 888974991), (3, 296324997), (9, 98774999), (43, 20673837), (129, 6891279), (387, 2297093)]