2651859

素因数分解:

$3^5\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 4542720

約数和(自身を除く): 1890861

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1559, 1701, 4677, 10913, 14031, 32739, 42093, 98217, 126279, 294651, 378837, 883953, 2651859]

約数ペア:

[(1, 2651859), (3, 883953), (7, 378837), (9, 294651), (21, 126279), (27, 98217), (63, 42093), (81, 32739), (189, 14031), (243, 10913), (567, 4677), (1559, 1701)]