28506849

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 45045504

約数和(自身を除く): 16538655

約数列:

[1, 3, 7, 21, 41, 113, 123, 287, 293, 339, 791, 861, 879, 2051, 2373, 4633, 6153, 12013, 13899, 32431, 33109, 36039, 84091, 97293, 99327, 231763, 252273, 695289, 1357469, 4072407, 9502283, 28506849]

約数ペア:

[(1, 28506849), (3, 9502283), (7, 4072407), (21, 1357469), (41, 695289), (113, 252273), (123, 231763), (287, 99327), (293, 97293), (339, 84091), (791, 36039), (861, 33109), (879, 32431), (2051, 13899), (2373, 12013), (4633, 6153)]