15889986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 40796160

約数和(自身を除く): 24906174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 331, 378, 381, 662, 762, 889, 993, 1143, 1778, 1986, 2286, 2317, 2667, 2979, 3429, 4634, 5334, 5958, 6858, 6951, 8001, 8937, 13902, 16002, 17874, 20853, 24003, 41706, 42037, 48006, 62559, 84074, 125118, 126111, 252222, 294259, 378333, 588518, 756666, 882777, 1134999, 1765554, 2269998, 2648331, 5296662, 7944993, 15889986]

約数ペア:

[(1, 15889986), (2, 7944993), (3, 5296662), (6, 2648331), (7, 2269998), (9, 1765554), (14, 1134999), (18, 882777), (21, 756666), (27, 588518), (42, 378333), (54, 294259), (63, 252222), (126, 126111), (127, 125118), (189, 84074), (254, 62559), (331, 48006), (378, 42037), (381, 41706), (662, 24003), (762, 20853), (889, 17874), (993, 16002), (1143, 13902), (1778, 8937), (1986, 8001), (2286, 6951), (2317, 6858), (2667, 5958), (2979, 5334), (3429, 4634)]