208143

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:615

約数の個数: 16

約数和(自身を含む): 332640

約数和(自身を除く): 124497

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 593, 1779, 5337, 7709, 16011, 23127, 69381, 208143]

約数ペア:

[(1, 208143), (3, 69381), (9, 23127), (13, 16011), (27, 7709), (39, 5337), (117, 1779), (351, 593)]