51250001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 57148416

約数和(自身を除く): 5898415

約数列:

[1, 11, 71, 211, 311, 781, 2321, 3421, 14981, 22081, 65621, 164791, 242891, 721831, 4659091, 51250001]

約数ペア:

[(1, 51250001), (11, 4659091), (71, 721831), (211, 242891), (311, 164791), (781, 65621), (2321, 22081), (3421, 14981)]