128387809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3823}}^1$

素因数の和:3948

約数の個数: 16

約数和(自身を含む): 145373184

約数和(自身を除く): 16985375

約数列:

[1, 11, 43, 71, 473, 781, 3053, 3823, 33583, 42053, 164389, 271433, 1808279, 2985763, 11671619, 128387809]

約数ペア:

[(1, 128387809), (11, 11671619), (43, 2985763), (71, 1808279), (473, 271433), (781, 164389), (3053, 42053), (3823, 33583)]