857979

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:791

約数の個数: 16

約数和(自身を含む): 1302400

約数和(自身を除く): 444421

約数列:

[1, 3, 9, 27, 43, 129, 387, 739, 1161, 2217, 6651, 19953, 31777, 95331, 285993, 857979]

約数ペア:

[(1, 857979), (3, 285993), (9, 95331), (27, 31777), (43, 19953), (129, 6651), (387, 2217), (739, 1161)]