28357767

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 41836080

約数和(自身を除く): 13478313

約数列:

[1, 3, 9, 109, 137, 211, 327, 411, 633, 981, 1233, 1899, 14933, 22999, 28907, 44799, 68997, 86721, 134397, 206991, 260163, 3150863, 9452589, 28357767]

約数ペア:

[(1, 28357767), (3, 9452589), (9, 3150863), (109, 260163), (137, 206991), (211, 134397), (327, 86721), (411, 68997), (633, 44799), (981, 28907), (1233, 22999), (1899, 14933)]