297137781

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{647359}}^1$

素因数の和:647385

約数の個数: 16

約数和(自身を含む): 466099200

約数和(自身を除く): 168961419

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 647359, 1942077, 5826231, 11005103, 17478693, 33015309, 99045927, 297137781]

約数ペア:

[(1, 297137781), (3, 99045927), (9, 33015309), (17, 17478693), (27, 11005103), (51, 5826231), (153, 1942077), (459, 647359)]