12945023

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7487}}^1$

素因数の和:7526

約数の個数: 16

約数和(自身を含む): 16773120

約数和(自身を除く): 3828097

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 7487, 52409, 97331, 142253, 681317, 995771, 1849289, 12945023]

約数ペア:

[(1, 12945023), (7, 1849289), (13, 995771), (19, 681317), (91, 142253), (133, 97331), (247, 52409), (1729, 7487)]