25220259

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 38556960

約数和(自身を除く): 13336701

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1669, 1679, 5007, 5037, 15021, 15111, 38387, 115161, 121837, 345483, 365511, 1096533, 2802251, 8406753, 25220259]

約数ペア:

[(1, 25220259), (3, 8406753), (9, 2802251), (23, 1096533), (69, 365511), (73, 345483), (207, 121837), (219, 115161), (657, 38387), (1669, 15111), (1679, 15021), (5007, 5037)]