247029590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{347929}}^1$

素因数の和:348007

約数の個数: 16

約数和(自身を含む): 450917280

約数和(自身を除く): 203887690

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 347929, 695858, 1739645, 3479290, 24702959, 49405918, 123514795, 247029590]

約数ペア:

[(1, 247029590), (2, 123514795), (5, 49405918), (10, 24702959), (71, 3479290), (142, 1739645), (355, 695858), (710, 347929)]