27720562457

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1778213}}^1$

素因数の和:1778368

約数の個数: 16

約数和(自身を含む): 33800291712

約数和(自身を除く): 6079729255

約数列:

[1, 7, 17, 119, 131, 917, 2227, 15589, 1778213, 12447491, 30229621, 211607347, 232945903, 1630621321, 3960080351, 27720562457]

約数ペア:

[(1, 27720562457), (7, 3960080351), (17, 1630621321), (119, 232945903), (131, 211607347), (917, 30229621), (2227, 12447491), (15589, 1778213)]