2000887231

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 2426112000

約数和(自身を除く): 425224769

約数列:

[1, 7, 23, 89, 161, 311, 449, 623, 2047, 2177, 3143, 7153, 10327, 14329, 27679, 39961, 50071, 72289, 139639, 193753, 279727, 636617, 919103, 977473, 3211697, 4456319, 6433721, 12427871, 22481879, 86995097, 285841033, 2000887231]

約数ペア:

[(1, 2000887231), (7, 285841033), (23, 86995097), (89, 22481879), (161, 12427871), (311, 6433721), (449, 4456319), (623, 3211697), (2047, 977473), (2177, 919103), (3143, 636617), (7153, 279727), (10327, 193753), (14329, 139639), (27679, 72289), (39961, 50071)]