28467009

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{3761}}^1$

素因数の和:3825

約数の個数: 18

約数和(自身を含む): 42597126

約数和(自身を除く): 14130117

約数列:

[1, 3, 9, 29, 87, 261, 841, 2523, 3761, 7569, 11283, 33849, 109069, 327207, 981621, 3163001, 9489003, 28467009]

約数ペア:

[(1, 28467009), (3, 9489003), (9, 3163001), (29, 981621), (87, 327207), (261, 109069), (841, 33849), (2523, 11283), (3761, 7569)]