2502556

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 5048960

約数和(自身を除く): 2546404

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 643, 973, 1286, 1946, 2572, 3892, 4501, 9002, 18004, 89377, 178754, 357508, 625639, 1251278, 2502556]

約数ペア:

[(1, 2502556), (2, 1251278), (4, 625639), (7, 357508), (14, 178754), (28, 89377), (139, 18004), (278, 9002), (556, 4501), (643, 3892), (973, 2572), (1286, 1946)]