6651428

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1709}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 13406400

約数和(自身を除く): 6754972

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1709, 1946, 3418, 3892, 6836, 11963, 23926, 47852, 237551, 475102, 950204, 1662857, 3325714, 6651428]

約数ペア:

[(1, 6651428), (2, 3325714), (4, 1662857), (7, 950204), (14, 475102), (28, 237551), (139, 47852), (278, 23926), (556, 11963), (973, 6836), (1709, 3892), (1946, 3418)]