39540879

素因数分解:

$3^4\times 7^1\times {\mathrm{69737}}^1$

素因数の和:69756

約数の個数: 20

約数和(自身を含む): 67506384

約数和(自身を除く): 27965505

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 69737, 209211, 488159, 627633, 1464477, 1882899, 4393431, 5648697, 13180293, 39540879]

約数ペア:

[(1, 39540879), (3, 13180293), (7, 5648697), (9, 4393431), (21, 1882899), (27, 1464477), (63, 627633), (81, 488159), (189, 209211), (567, 69737)]