256343187

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{33287}}^1$

素因数の和:33458

約数の個数: 16

約数和(自身を含む): 364303872

約数和(自身を除く): 107960685

約数列:

[1, 3, 17, 51, 151, 453, 2567, 7701, 33287, 99861, 565879, 1697637, 5026337, 15079011, 85447729, 256343187]

約数ペア:

[(1, 256343187), (3, 85447729), (17, 15079011), (51, 5026337), (151, 1697637), (453, 565879), (2567, 99861), (7701, 33287)]