2731389

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 16

約数和(自身を含む): 3760128

約数和(自身を除く): 1028739

約数列:

[1, 3, 67, 107, 127, 201, 321, 381, 7169, 8509, 13589, 21507, 25527, 40767, 910463, 2731389]

約数ペア:

[(1, 2731389), (3, 910463), (67, 40767), (107, 25527), (127, 21507), (201, 13589), (321, 8509), (381, 7169)]