12939787

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 15155712

約数和(自身を除く): 2215925

約数列:

[1, 7, 103, 131, 137, 721, 917, 959, 13493, 14111, 17947, 94451, 98777, 125629, 1848541, 12939787]

約数ペア:

[(1, 12939787), (7, 1848541), (103, 125629), (131, 98777), (137, 94451), (721, 17947), (917, 14111), (959, 13493)]