208568853

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{1543}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 315050112

約数和(自身を除く): 106481259

約数列:

[1, 3, 9, 23, 69, 207, 653, 1543, 1959, 4629, 5877, 13887, 15019, 35489, 45057, 106467, 135171, 319401, 1007579, 3022737, 9068211, 23174317, 69522951, 208568853]

約数ペア:

[(1, 208568853), (3, 69522951), (9, 23174317), (23, 9068211), (69, 3022737), (207, 1007579), (653, 319401), (1543, 135171), (1959, 106467), (4629, 45057), (5877, 35489), (13887, 15019)]