2988887

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 16

約数和(自身を含む): 3421440

約数和(自身を除く): 432553

約数列:

[1, 11, 43, 71, 89, 473, 781, 979, 3053, 3827, 6319, 33583, 42097, 69509, 271717, 2988887]

約数ペア:

[(1, 2988887), (11, 271717), (43, 69509), (71, 42097), (89, 33583), (473, 6319), (781, 3827), (979, 3053)]