12565855

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 15451200

約数和(自身を除く): 2885345

約数列:

[1, 5, 73, 173, 199, 365, 865, 995, 12629, 14527, 34427, 63145, 72635, 172135, 2513171, 12565855]

約数ペア:

[(1, 12565855), (5, 2513171), (73, 172135), (173, 72635), (199, 63145), (365, 34427), (865, 14527), (995, 12629)]