27486991

素因数分解:

$7^3\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:779

約数の個数: 16

約数和(自身を含む): 32358400

約数和(自身を除く): 4871409

約数列:

[1, 7, 49, 127, 343, 631, 889, 4417, 6223, 30919, 43561, 80137, 216433, 560959, 3926713, 27486991]

約数ペア:

[(1, 27486991), (7, 3926713), (49, 560959), (127, 216433), (343, 80137), (631, 43561), (889, 30919), (4417, 6223)]