12691809

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:751

約数の個数: 40

約数和(自身を含む): 21649320

約数和(自身を除く): 8957511

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 709, 1053, 1377, 1989, 2127, 5967, 6381, 9217, 12053, 17901, 19143, 27651, 36159, 57429, 82953, 108477, 156689, 248859, 325431, 470067, 746577, 976293, 1410201, 4230603, 12691809]

約数ペア:

[(1, 12691809), (3, 4230603), (9, 1410201), (13, 976293), (17, 746577), (27, 470067), (39, 325431), (51, 248859), (81, 156689), (117, 108477), (153, 82953), (221, 57429), (351, 36159), (459, 27651), (663, 19143), (709, 17901), (1053, 12053), (1377, 9217), (1989, 6381), (2127, 5967)]