28144292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7187}}^1$

素因数の和:7291

約数の個数: 24

約数和(自身を含む): 54341280

約数和(自身を除く): 26196988

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 7187, 14374, 28748, 79057, 158114, 316228, 639643, 1279286, 2558572, 7036073, 14072146, 28144292]

約数ペア:

[(1, 28144292), (2, 14072146), (4, 7036073), (11, 2558572), (22, 1279286), (44, 639643), (89, 316228), (178, 158114), (356, 79057), (979, 28748), (1958, 14374), (3916, 7187)]