55557657

素因数分解:

$3^4\times {\mathrm{631}}^1\times {\mathrm{1087}}^1$

素因数の和:1730

約数の個数: 20

約数和(自身を含む): 83201536

約数和(自身を除く): 27643879

約数列:

[1, 3, 9, 27, 81, 631, 1087, 1893, 3261, 5679, 9783, 17037, 29349, 51111, 88047, 685897, 2057691, 6173073, 18519219, 55557657]

約数ペア:

[(1, 55557657), (3, 18519219), (9, 6173073), (27, 2057691), (81, 685897), (631, 88047), (1087, 51111), (1893, 29349), (3261, 17037), (5679, 9783)]