80657937

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{5563}}^1$

素因数の和:5754

約数の個数: 20

約数和(自身を含む): 121183920

約数和(自身を除く): 40525983

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 5563, 14499, 16689, 50067, 150201, 450603, 995777, 2987331, 8961993, 26885979, 80657937]

約数ペア:

[(1, 80657937), (3, 26885979), (9, 8961993), (27, 2987331), (81, 995777), (179, 450603), (537, 150201), (1611, 50067), (4833, 16689), (5563, 14499)]