28927755

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15679}}^1$

素因数の和:15731

約数の個数: 24

約数和(自身を含む): 51367680

約数和(自身を除く): 22439925

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 15679, 47037, 78395, 141111, 235185, 642839, 705555, 1928517, 3214195, 5785551, 9642585, 28927755]

約数ペア:

[(1, 28927755), (3, 9642585), (5, 5785551), (9, 3214195), (15, 1928517), (41, 705555), (45, 642839), (123, 235185), (205, 141111), (369, 78395), (615, 47037), (1845, 15679)]