128694591

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{27031}}^1$

素因数の和:27083

約数の個数: 18

約数和(自身を含む): 194333048

約数和(自身を除く): 65638457

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 27031, 81093, 243279, 621713, 1865139, 5595417, 14299399, 42898197, 128694591]

約数ペア:

[(1, 128694591), (3, 42898197), (9, 14299399), (23, 5595417), (69, 1865139), (207, 621713), (529, 243279), (1587, 81093), (4761, 27031)]