1393659

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:807

約数の個数: 16

約数和(自身を含む): 2096640

約数和(自身を除く): 702981

約数列:

[1, 3, 9, 27, 71, 213, 639, 727, 1917, 2181, 6543, 19629, 51617, 154851, 464553, 1393659]

約数ペア:

[(1, 1393659), (3, 464553), (9, 154851), (27, 51617), (71, 19629), (213, 6543), (639, 2181), (727, 1917)]