28068236

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1559}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 56259840

約数和(自身を除く): 28191604

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 1559, 2572, 3118, 4501, 6236, 9002, 10913, 18004, 21826, 43652, 1002437, 2004874, 4009748, 7017059, 14034118, 28068236]

約数ペア:

[(1, 28068236), (2, 14034118), (4, 7017059), (7, 4009748), (14, 2004874), (28, 1002437), (643, 43652), (1286, 21826), (1559, 18004), (2572, 10913), (3118, 9002), (4501, 6236)]