16858287

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9049}}^1$

素因数の和:9084

約数の個数: 20

約数和(自身を含む): 26281200

約数和(自身を除く): 9422913

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9049, 27147, 81441, 208127, 244323, 624381, 732969, 1873143, 5619429, 16858287]

約数ペア:

[(1, 16858287), (3, 5619429), (9, 1873143), (23, 732969), (27, 624381), (69, 244323), (81, 208127), (207, 81441), (621, 27147), (1863, 9049)]