180109737

素因数分解:

$3^4\times {\mathrm{293}}^1\times {\mathrm{7589}}^1$

素因数の和:7894

約数の個数: 20

約数和(自身を含む): 270006660

約数和(自身を除く): 89896923

約数列:

[1, 3, 9, 27, 81, 293, 879, 2637, 7589, 7911, 22767, 23733, 68301, 204903, 614709, 2223577, 6670731, 20012193, 60036579, 180109737]

約数ペア:

[(1, 180109737), (3, 60036579), (9, 20012193), (27, 6670731), (81, 2223577), (293, 614709), (879, 204903), (2637, 68301), (7589, 23733), (7911, 22767)]