15155343

素因数分解:

$3^4\times 7^1\times {\mathrm{26729}}^1$

素因数の和:26748

約数の個数: 20

約数和(自身を含む): 25874640

約数和(自身を除く): 10719297

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 26729, 80187, 187103, 240561, 561309, 721683, 1683927, 2165049, 5051781, 15155343]

約数ペア:

[(1, 15155343), (3, 5051781), (7, 2165049), (9, 1683927), (21, 721683), (27, 561309), (63, 240561), (81, 187103), (189, 80187), (567, 26729)]