28762227

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5717}}^1$

素因数の和:5779

約数の個数: 24

約数和(自身を含む): 45789744

約数和(自身を除く): 17027517

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 5717, 17151, 51453, 74321, 222963, 245831, 668889, 737493, 2212479, 3195803, 9587409, 28762227]

約数ペア:

[(1, 28762227), (3, 9587409), (9, 3195803), (13, 2212479), (39, 737493), (43, 668889), (117, 245831), (129, 222963), (387, 74321), (559, 51453), (1677, 17151), (5031, 5717)]