81037155

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{125639}}^1$

素因数の和:125690

約数の個数: 16

約数和(自身を含む): 132675840

約数和(自身を除く): 51638685

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 125639, 376917, 628195, 1884585, 5402477, 16207431, 27012385, 81037155]

約数ペア:

[(1, 81037155), (3, 27012385), (5, 16207431), (15, 5402477), (43, 1884585), (129, 628195), (215, 376917), (645, 125639)]