1979541

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3047616

約数和(自身を除く): 1068075

約数列:

[1, 3, 9, 23, 69, 73, 131, 207, 219, 393, 657, 1179, 1679, 3013, 5037, 9039, 9563, 15111, 27117, 28689, 86067, 219949, 659847, 1979541]

約数ペア:

[(1, 1979541), (3, 659847), (9, 219949), (23, 86067), (69, 28689), (73, 27117), (131, 15111), (207, 9563), (219, 9039), (393, 5037), (657, 3013), (1179, 1679)]