821497689

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{30497}}^1$

素因数の和:30617

約数の個数: 24

約数和(自身を含む): 1232241192

約数和(自身を除く): 410743503

約数列:

[1, 3, 9, 41, 73, 123, 219, 369, 657, 2993, 8979, 26937, 30497, 91491, 274473, 1250377, 2226281, 3751131, 6678843, 11253393, 20036529, 91277521, 273832563, 821497689]

約数ペア:

[(1, 821497689), (3, 273832563), (9, 91277521), (41, 20036529), (73, 11253393), (123, 6678843), (219, 3751131), (369, 2226281), (657, 1250377), (2993, 274473), (8979, 91491), (26937, 30497)]