3948489985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1011137}}^1$

素因数の和:1011224

約数の個数: 16

約数和(自身を含む): 5241739392

約数和(自身を除く): 1293249407

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 1011137, 5055685, 11122507, 55612535, 71790727, 358953635, 789697997, 3948489985]

約数ペア:

[(1, 3948489985), (5, 789697997), (11, 358953635), (55, 71790727), (71, 55612535), (355, 11122507), (781, 5055685), (3905, 1011137)]