263607777

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{5309}}^1$

素因数の和:5934

約数の個数: 20

約数和(自身を含む): 394501140

約数和(自身を除く): 130893363

約数列:

[1, 3, 9, 27, 81, 613, 1839, 5309, 5517, 15927, 16551, 47781, 49653, 143343, 430029, 3254417, 9763251, 29289753, 87869259, 263607777]

約数ペア:

[(1, 263607777), (3, 87869259), (9, 29289753), (27, 9763251), (81, 3254417), (613, 430029), (1839, 143343), (5309, 49653), (5517, 47781), (15927, 16551)]