218930404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{710813}}^1$

素因数の和:710835

約数の個数: 24

約数和(自身を含む): 477667008

約数和(自身を除く): 258736604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 710813, 1421626, 2843252, 4975691, 7818943, 9951382, 15637886, 19902764, 31275772, 54732601, 109465202, 218930404]

約数ペア:

[(1, 218930404), (2, 109465202), (4, 54732601), (7, 31275772), (11, 19902764), (14, 15637886), (22, 9951382), (28, 7818943), (44, 4975691), (77, 2843252), (154, 1421626), (308, 710813)]