16993989

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{17011}}^1$

素因数の和:17057

約数の個数: 16

約数和(自身を含む): 25858240

約数和(自身を除く): 8864251

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 17011, 51033, 153099, 459297, 629407, 1888221, 5664663, 16993989]

約数ペア:

[(1, 16993989), (3, 5664663), (9, 1888221), (27, 629407), (37, 459297), (111, 153099), (333, 51033), (999, 17011)]