2772057421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{67891}}^1$

素因数の和:68224

約数の個数: 16

約数和(自身を含む): 3345717760

約数和(自身を除く): 573660339

約数列:

[1, 7, 19, 133, 307, 2149, 5833, 40831, 67891, 475237, 1289929, 9029503, 20842537, 145897759, 396008203, 2772057421]

約数ペア:

[(1, 2772057421), (7, 396008203), (19, 145897759), (133, 20842537), (307, 9029503), (2149, 1289929), (5833, 475237), (40831, 67891)]