168959197

素因数分解:

${\mathrm{11}}^2\times {\mathrm{71}}^2\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 18

約数和(自身を含む): 189048062

約数和(自身を除く): 20088865

約数列:

[1, 11, 71, 121, 277, 781, 3047, 5041, 8591, 19667, 33517, 55451, 216337, 609961, 1396357, 2379707, 15359927, 168959197]

約数ペア:

[(1, 168959197), (11, 15359927), (71, 2379707), (121, 1396357), (277, 609961), (781, 216337), (3047, 55451), (5041, 33517), (8591, 19667)]