51354081

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{1471}}^1$

素因数の和:1914

約数の個数: 20

約数和(自身を含む): 76944384

約数和(自身を除く): 25590303

約数列:

[1, 3, 9, 27, 81, 431, 1293, 1471, 3879, 4413, 11637, 13239, 34911, 39717, 119151, 634001, 1902003, 5706009, 17118027, 51354081]

約数ペア:

[(1, 51354081), (3, 17118027), (9, 5706009), (27, 1902003), (81, 634001), (431, 119151), (1293, 39717), (1471, 34911), (3879, 13239), (4413, 11637)]