28583807

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 34520112

約数和(自身を除く): 5936305

約数列:

[1, 7, 49, 61, 73, 131, 427, 511, 917, 2989, 3577, 4453, 6419, 7991, 9563, 31171, 55937, 66941, 218197, 391559, 468587, 583343, 4083401, 28583807]

約数ペア:

[(1, 28583807), (7, 4083401), (49, 583343), (61, 468587), (73, 391559), (131, 218197), (427, 66941), (511, 55937), (917, 31171), (2989, 9563), (3577, 7991), (4453, 6419)]