2787389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 3193344

約数和(自身を除く): 405955

約数列:

[1, 11, 43, 71, 83, 473, 781, 913, 3053, 3569, 5893, 33583, 39259, 64823, 253399, 2787389]

約数ペア:

[(1, 2787389), (11, 253399), (43, 64823), (71, 39259), (83, 33583), (473, 5893), (781, 3569), (913, 3053)]