27967317

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9721}}^1$

素因数の和:9868

約数の個数: 16

約数和(自身を含む): 42932352

約数和(自身を除く): 14965035

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 9721, 29163, 68047, 204141, 1331777, 3995331, 9322439, 27967317]

約数ペア:

[(1, 27967317), (3, 9322439), (7, 3995331), (21, 1331777), (137, 204141), (411, 68047), (959, 29163), (2877, 9721)]