257363596

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{32479}}^1$

素因数の和:32773

約数の個数: 24

約数和(自身を含む): 516561920

約数和(自身を除く): 259198324

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3962, 7924, 32479, 64958, 129916, 227353, 454706, 909412, 9191557, 18383114, 36766228, 64340899, 128681798, 257363596]

約数ペア:

[(1, 257363596), (2, 128681798), (4, 64340899), (7, 36766228), (14, 18383114), (28, 9191557), (283, 909412), (566, 454706), (1132, 227353), (1981, 129916), (3962, 64958), (7924, 32479)]