27821151

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{9283}}^1$

素因数の和:9332

約数の個数: 20

約数和(自身を含む): 42687832

約数和(自身を除く): 14866681

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 9283, 27849, 83547, 250641, 343471, 751923, 1030413, 3091239, 9273717, 27821151]

約数ペア:

[(1, 27821151), (3, 9273717), (9, 3091239), (27, 1030413), (37, 751923), (81, 343471), (111, 250641), (333, 83547), (999, 27849), (2997, 9283)]