83809881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12739}}^1$

素因数の和:12805

約数の個数: 24

約数和(自身を含む): 131171040

約数和(自身を除く): 47361159

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 12739, 38217, 114651, 216563, 547777, 649689, 1643331, 1949067, 4929993, 9312209, 27936627, 83809881]

約数ペア:

[(1, 83809881), (3, 27936627), (9, 9312209), (17, 4929993), (43, 1949067), (51, 1643331), (129, 649689), (153, 547777), (387, 216563), (731, 114651), (2193, 38217), (6579, 12739)]