8987193

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:806

約数の個数: 20

約数和(自身を含む): 13521508

約数和(自身を除く): 4534315

約数列:

[1, 3, 9, 27, 81, 181, 543, 613, 1629, 1839, 4887, 5517, 14661, 16551, 49653, 110953, 332859, 998577, 2995731, 8987193]

約数ペア:

[(1, 8987193), (3, 2995731), (9, 998577), (27, 332859), (81, 110953), (181, 49653), (543, 16551), (613, 14661), (1629, 5517), (1839, 4887)]