248386390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{506911}}^1$

素因数の和:506932

約数の個数: 24

約数和(自身を含む): 520091712

約数和(自身を除く): 271705322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 506911, 1013822, 2534555, 3548377, 5069110, 7096754, 17741885, 24838639, 35483770, 49677278, 124193195, 248386390]

約数ペア:

[(1, 248386390), (2, 124193195), (5, 49677278), (7, 35483770), (10, 24838639), (14, 17741885), (35, 7096754), (49, 5069110), (70, 3548377), (98, 2534555), (245, 1013822), (490, 506911)]