51308559

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{881}}^1$

素因数の和:1612

約数の個数: 20

約数和(自身を含む): 76839840

約数和(自身を除く): 25531281

約数列:

[1, 3, 9, 27, 81, 719, 881, 2157, 2643, 6471, 7929, 19413, 23787, 58239, 71361, 633439, 1900317, 5700951, 17102853, 51308559]

約数ペア:

[(1, 51308559), (3, 17102853), (9, 5700951), (27, 1900317), (81, 633439), (719, 71361), (881, 58239), (2157, 23787), (2643, 19413), (6471, 7929)]