1128165813

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{22721}}^1$

素因数の和:23346

約数の個数: 20

約数和(自身を含む): 1688108268

約数和(自身を除く): 559942455

約数列:

[1, 3, 9, 27, 81, 613, 1839, 5517, 16551, 22721, 49653, 68163, 204489, 613467, 1840401, 13927973, 41783919, 125351757, 376055271, 1128165813]

約数ペア:

[(1, 1128165813), (3, 376055271), (9, 125351757), (27, 41783919), (81, 13927973), (613, 1840401), (1839, 613467), (5517, 204489), (16551, 68163), (22721, 49653)]