217549341

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8147}}^1$

素因数の和:8222

約数の個数: 32

約数和(自身を含む): 344171520

約数和(自身を除く): 126622179

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 989, 1161, 2967, 8147, 8901, 24441, 26703, 73323, 187381, 219969, 350321, 562143, 1050963, 1686429, 3152889, 5059287, 8057383, 9458667, 24172149, 72516447, 217549341]

約数ペア:

[(1, 217549341), (3, 72516447), (9, 24172149), (23, 9458667), (27, 8057383), (43, 5059287), (69, 3152889), (129, 1686429), (207, 1050963), (387, 562143), (621, 350321), (989, 219969), (1161, 187381), (2967, 73323), (8147, 26703), (8901, 24441)]