12269439

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 22224384

約数和(自身を除く): 9954945

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 211, 213, 273, 497, 633, 639, 819, 923, 1477, 1491, 1899, 2743, 2769, 4431, 4473, 6461, 8229, 8307, 13293, 14981, 19201, 19383, 24687, 44943, 57603, 58149, 104867, 134829, 172809, 194753, 314601, 584259, 943803, 1363271, 1752777, 4089813, 12269439]

約数ペア:

[(1, 12269439), (3, 4089813), (7, 1752777), (9, 1363271), (13, 943803), (21, 584259), (39, 314601), (63, 194753), (71, 172809), (91, 134829), (117, 104867), (211, 58149), (213, 57603), (273, 44943), (497, 24687), (633, 19383), (639, 19201), (819, 14981), (923, 13293), (1477, 8307), (1491, 8229), (1899, 6461), (2743, 4473), (2769, 4431)]