28320054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9497}}^1$

素因数の和:9580

約数の個数: 32

約数和(自身を含む): 65650176

約数和(自身を除く): 37330122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 9497, 18994, 28491, 56982, 66479, 132958, 199437, 398874, 674287, 1348574, 2022861, 4045722, 4720009, 9440018, 14160027, 28320054]

約数ペア:

[(1, 28320054), (2, 14160027), (3, 9440018), (6, 4720009), (7, 4045722), (14, 2022861), (21, 1348574), (42, 674287), (71, 398874), (142, 199437), (213, 132958), (426, 66479), (497, 56982), (994, 28491), (1491, 18994), (2982, 9497)]