208551211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{3761}}^1$

素因数の和:3914

約数の個数: 12

約数和(自身を含む): 230821272

約数和(自身を除く): 22270061

約数列:

[1, 11, 71, 781, 3761, 5041, 41371, 55451, 267031, 2937341, 18959201, 208551211]

約数ペア:

[(1, 208551211), (11, 18959201), (71, 2937341), (781, 267031), (3761, 55451), (5041, 41371)]