257251019051

素因数分解:

${\mathrm{13}}^2\times {\mathrm{4261}}^1\times {\mathrm{357239}}^1$

素因数の和:361526

約数の個数: 12

約数和(自身を含む): 278627909040

約数和(自身を除く): 21376889989

約数列:

[1, 13, 169, 4261, 55393, 357239, 720109, 4644107, 60373391, 1522195379, 19788539927, 257251019051]

約数ペア:

[(1, 257251019051), (13, 19788539927), (169, 1522195379), (4261, 60373391), (55393, 4644107), (357239, 720109)]