27486297

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19961}}^1$

素因数の和:19990

約数の個数: 20

約数和(自身を含む): 43477236

約数和(自身を除く): 15990939

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19961, 59883, 179649, 339337, 538947, 1018011, 1616841, 3054033, 9162099, 27486297]

約数ペア:

[(1, 27486297), (3, 9162099), (9, 3054033), (17, 1616841), (27, 1018011), (51, 538947), (81, 339337), (153, 179649), (459, 59883), (1377, 19961)]