28802002

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 46189440

約数和(自身を除く): 17387438

約数列:

[1, 2, 43, 53, 71, 86, 89, 106, 142, 178, 2279, 3053, 3763, 3827, 4558, 4717, 6106, 6319, 7526, 7654, 9434, 12638, 161809, 202831, 271717, 323618, 334907, 405662, 543434, 669814, 14401001, 28802002]

約数ペア:

[(1, 28802002), (2, 14401001), (43, 669814), (53, 543434), (71, 405662), (86, 334907), (89, 323618), (106, 271717), (142, 202831), (178, 161809), (2279, 12638), (3053, 9434), (3763, 7654), (3827, 7526), (4558, 6319), (4717, 6106)]