55277721

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{1621}}^1$

素因数の和:2054

約数の個数: 20

約数和(自身を含む): 82822564

約数和(自身を除く): 27544843

約数列:

[1, 3, 9, 27, 81, 421, 1263, 1621, 3789, 4863, 11367, 14589, 34101, 43767, 131301, 682441, 2047323, 6141969, 18425907, 55277721]

約数ペア:

[(1, 55277721), (3, 18425907), (9, 6141969), (27, 2047323), (81, 682441), (421, 131301), (1263, 43767), (1621, 34101), (3789, 14589), (4863, 11367)]