128954574

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:814

約数の個数: 72

約数和(自身を含む): 326781000

約数和(自身を除く): 197826426

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 293, 294, 441, 499, 586, 879, 882, 998, 1497, 1758, 2051, 2637, 2994, 3493, 4102, 4491, 5274, 6153, 6986, 8982, 10479, 12306, 14357, 18459, 20958, 24451, 28714, 31437, 36918, 43071, 48902, 62874, 73353, 86142, 129213, 146207, 146706, 220059, 258426, 292414, 438621, 440118, 877242, 1023449, 1315863, 2046898, 2631726, 3070347, 6140694, 7164143, 9211041, 14328286, 18422082, 21492429, 42984858, 64477287, 128954574]

約数ペア:

[(1, 128954574), (2, 64477287), (3, 42984858), (6, 21492429), (7, 18422082), (9, 14328286), (14, 9211041), (18, 7164143), (21, 6140694), (42, 3070347), (49, 2631726), (63, 2046898), (98, 1315863), (126, 1023449), (147, 877242), (293, 440118), (294, 438621), (441, 292414), (499, 258426), (586, 220059), (879, 146706), (882, 146207), (998, 129213), (1497, 86142), (1758, 73353), (2051, 62874), (2637, 48902), (2994, 43071), (3493, 36918), (4102, 31437), (4491, 28714), (5274, 24451), (6153, 20958), (6986, 18459), (8982, 14357), (10479, 12306)]