81041714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{7621}}^1$

素因数の和:8045

約数の個数: 16

約数和(自身を含む): 131250840

約数和(自身を除く): 50209126

約数列:

[1, 2, 13, 26, 409, 818, 5317, 7621, 10634, 15242, 99073, 198146, 3116989, 6233978, 40520857, 81041714]

約数ペア:

[(1, 81041714), (2, 40520857), (13, 6233978), (26, 3116989), (409, 198146), (818, 99073), (5317, 15242), (7621, 10634)]