51713571

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27061}}^1$

素因数の和:27091

約数の個数: 24

約数和(自身を含む): 86381904

約数和(自身を除く): 34668333

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 27061, 81183, 189427, 351793, 568281, 1055379, 1325989, 2462551, 3977967, 7387653, 17237857, 51713571]

約数ペア:

[(1, 51713571), (3, 17237857), (7, 7387653), (13, 3977967), (21, 2462551), (39, 1325989), (49, 1055379), (91, 568281), (147, 351793), (273, 189427), (637, 81183), (1911, 27061)]