81629999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 90720000

約数和(自身を除く): 9090001

約数列:

[1, 11, 89, 199, 419, 979, 2189, 4609, 17711, 37291, 83381, 194821, 410201, 917191, 7420909, 81629999]

約数ペア:

[(1, 81629999), (11, 7420909), (89, 917191), (199, 410201), (419, 194821), (979, 83381), (2189, 37291), (4609, 17711)]