12508879999

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{7207}}^1\times {\mathrm{22541}}^1$

素因数の和:29766

約数の個数: 16

約数和(自身を含む): 15598342656

約数和(自身を除く): 3089462657

約数列:

[1, 7, 11, 77, 7207, 22541, 50449, 79277, 157787, 247951, 554939, 1735657, 162452987, 1137170909, 1786982857, 12508879999]

約数ペア:

[(1, 12508879999), (7, 1786982857), (11, 1137170909), (77, 162452987), (7207, 1735657), (22541, 554939), (50449, 247951), (79277, 157787)]