257954292

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{311539}}^1$

素因数の和:311572

約数の個数: 36

約数和(自身を含む): 680403360

約数和(自身を除く): 422449068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 311539, 623078, 934617, 1246156, 1869234, 2803851, 3738468, 5607702, 7165397, 11215404, 14330794, 21496191, 28661588, 42992382, 64488573, 85984764, 128977146, 257954292]

約数ペア:

[(1, 257954292), (2, 128977146), (3, 85984764), (4, 64488573), (6, 42992382), (9, 28661588), (12, 21496191), (18, 14330794), (23, 11215404), (36, 7165397), (46, 5607702), (69, 3738468), (92, 2803851), (138, 1869234), (207, 1246156), (276, 934617), (414, 623078), (828, 311539)]