261456946

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{8999}}^1$

素因数の和:9273

約数の個数: 16

約数和(自身を含む): 399600000

約数和(自身を除く): 138143054

約数列:

[1, 2, 73, 146, 199, 398, 8999, 14527, 17998, 29054, 656927, 1313854, 1790801, 3581602, 130728473, 261456946]

約数ペア:

[(1, 261456946), (2, 130728473), (73, 3581602), (146, 1790801), (199, 1313854), (398, 656927), (8999, 29054), (14527, 17998)]