289245748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{212057}}^1$

素因数の和:212103

約数の個数: 24

約数和(自身を含む): 570011904

約数和(自身を除く): 280766156

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 212057, 424114, 848228, 2332627, 4665254, 6573767, 9330508, 13147534, 26295068, 72311437, 144622874, 289245748]

約数ペア:

[(1, 289245748), (2, 144622874), (4, 72311437), (11, 26295068), (22, 13147534), (31, 9330508), (44, 6573767), (62, 4665254), (124, 2332627), (341, 848228), (682, 424114), (1364, 212057)]