18059781

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 24551424

約数和(自身を除く): 6491643

約数列:

[1, 3, 107, 127, 321, 381, 443, 1329, 13589, 40767, 47401, 56261, 142203, 168783, 6019927, 18059781]

約数ペア:

[(1, 18059781), (3, 6019927), (107, 168783), (127, 142203), (321, 56261), (381, 47401), (443, 40767), (1329, 13589)]