28525105

素因数分解:

$5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{673}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 40108392

約数和(自身を除く): 11583287

約数列:

[1, 5, 7, 35, 49, 173, 245, 673, 865, 1211, 3365, 4711, 6055, 8477, 23555, 32977, 42385, 116429, 164885, 582145, 815003, 4075015, 5705021, 28525105]

約数ペア:

[(1, 28525105), (5, 5705021), (7, 4075015), (35, 815003), (49, 582145), (173, 164885), (245, 116429), (673, 42385), (865, 32977), (1211, 23555), (3365, 8477), (4711, 6055)]