81301293

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{177127}}^1$

素因数の和:177153

約数の個数: 16

約数和(自身を含む): 127532160

約数和(自身を除く): 46230867

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 177127, 531381, 1594143, 3011159, 4782429, 9033477, 27100431, 81301293]

約数ペア:

[(1, 81301293), (3, 27100431), (9, 9033477), (17, 4782429), (27, 3011159), (51, 1594143), (153, 531381), (459, 177127)]