2724981

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 4420800

約数和(自身を除く): 1695819

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 449, 867, 1347, 2023, 3143, 6069, 7633, 9429, 22899, 53431, 129761, 160293, 389283, 908327, 2724981]

約数ペア:

[(1, 2724981), (3, 908327), (7, 389283), (17, 160293), (21, 129761), (51, 53431), (119, 22899), (289, 9429), (357, 7633), (449, 6069), (867, 3143), (1347, 2023)]