2146743

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1588

約数の個数: 20

約数和(自身を含む): 3397680

約数和(自身を除く): 1250937

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1559, 4677, 14031, 26503, 42093, 79509, 126279, 238527, 715581, 2146743]

約数ペア:

[(1, 2146743), (3, 715581), (9, 238527), (17, 126279), (27, 79509), (51, 42093), (81, 26503), (153, 14031), (459, 4677), (1377, 1559)]