208575927

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{32143}}^1$

素因数の和:32259

約数の個数: 24

約数和(自身を含む): 347669504

約数和(自身を除く): 139093577

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 32143, 96429, 225001, 289287, 675003, 2025009, 3310729, 9932187, 23175103, 29796561, 69525309, 208575927]

約数ペア:

[(1, 208575927), (3, 69525309), (7, 29796561), (9, 23175103), (21, 9932187), (63, 3310729), (103, 2025009), (309, 675003), (721, 289287), (927, 225001), (2163, 96429), (6489, 32143)]