31013155

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 38016000

約数和(自身を除く): 7002845

約数列:

[1, 5, 71, 199, 355, 439, 995, 2195, 14129, 31169, 70645, 87361, 155845, 436805, 6202631, 31013155]

約数ペア:

[(1, 31013155), (5, 6202631), (71, 436805), (199, 155845), (355, 87361), (439, 70645), (995, 31169), (2195, 14129)]