209827749

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{5147}}^1$

素因数の和:5384

約数の個数: 16

約数和(自身を含む): 284663808

約数和(自身を除く): 74836059

約数列:

[1, 3, 107, 127, 321, 381, 5147, 13589, 15441, 40767, 550729, 653669, 1652187, 1961007, 69942583, 209827749]

約数ペア:

[(1, 209827749), (3, 69942583), (107, 1961007), (127, 1652187), (321, 653669), (381, 550729), (5147, 40767), (13589, 15441)]