51488721

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 75838464

約数和(自身を除く): 24349743

約数列:

[1, 3, 9, 107, 127, 321, 381, 421, 963, 1143, 1263, 3789, 13589, 40767, 45047, 53467, 122301, 135141, 160401, 405423, 481203, 5720969, 17162907, 51488721]

約数ペア:

[(1, 51488721), (3, 17162907), (9, 5720969), (107, 481203), (127, 405423), (321, 160401), (381, 135141), (421, 122301), (963, 53467), (1143, 45047), (1263, 40767), (3789, 13589)]