2858427

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 4852848

約数和(自身を除く): 1994421

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 2221, 6663, 19989, 24431, 28873, 73293, 86619, 219879, 259857, 317603, 952809, 2858427]

約数ペア:

[(1, 2858427), (3, 952809), (9, 317603), (11, 259857), (13, 219879), (33, 86619), (39, 73293), (99, 28873), (117, 24431), (143, 19989), (429, 6663), (1287, 2221)]