51210981

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{28309}}^1$

素因数の和:28385

約数の個数: 16

約数和(自身を含む): 77003200

約数和(自身を除く): 25792219

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 28309, 84927, 254781, 764343, 1896703, 5690109, 17070327, 51210981]

約数ペア:

[(1, 51210981), (3, 17070327), (9, 5690109), (27, 1896703), (67, 764343), (201, 254781), (603, 84927), (1809, 28309)]