17802261

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1094

約数の個数: 20

約数和(自身を含む): 26724544

約数和(自身を除く): 8922283

約数列:

[1, 3, 9, 27, 81, 271, 811, 813, 2433, 2439, 7299, 7317, 21897, 21951, 65691, 219781, 659343, 1978029, 5934087, 17802261]

約数ペア:

[(1, 17802261), (3, 5934087), (9, 1978029), (27, 659343), (81, 219781), (271, 65691), (811, 21951), (813, 21897), (2433, 7317), (2439, 7299)]