13207278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 31629312

約数和(自身を除く): 18422034

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 71, 86, 103, 129, 142, 206, 213, 258, 301, 309, 426, 497, 602, 618, 721, 903, 994, 1442, 1491, 1806, 2163, 2982, 3053, 4326, 4429, 6106, 7313, 8858, 9159, 13287, 14626, 18318, 21371, 21939, 26574, 31003, 42742, 43878, 51191, 62006, 64113, 93009, 102382, 128226, 153573, 186018, 307146, 314459, 628918, 943377, 1886754, 2201213, 4402426, 6603639, 13207278]

約数ペア:

[(1, 13207278), (2, 6603639), (3, 4402426), (6, 2201213), (7, 1886754), (14, 943377), (21, 628918), (42, 314459), (43, 307146), (71, 186018), (86, 153573), (103, 128226), (129, 102382), (142, 93009), (206, 64113), (213, 62006), (258, 51191), (301, 43878), (309, 42742), (426, 31003), (497, 26574), (602, 21939), (618, 21371), (721, 18318), (903, 14626), (994, 13287), (1442, 9159), (1491, 8858), (1806, 7313), (2163, 6106), (2982, 4429), (3053, 4326)]