16507647

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 25844000

約数和(自身を除く): 9336353

約数列:

[1, 3, 9, 13, 39, 117, 199, 597, 709, 1791, 2127, 2587, 6381, 7761, 9217, 23283, 27651, 82953, 141091, 423273, 1269819, 1834183, 5502549, 16507647]

約数ペア:

[(1, 16507647), (3, 5502549), (9, 1834183), (13, 1269819), (39, 423273), (117, 141091), (199, 82953), (597, 27651), (709, 23283), (1791, 9217), (2127, 7761), (2587, 6381)]