8420769

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1831}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 14099072

約数和(自身を除く): 5678303

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 1831, 4599, 5493, 12817, 16479, 38451, 115353, 133663, 400989, 935641, 1202967, 2806923, 8420769]

約数ペア:

[(1, 8420769), (3, 2806923), (7, 1202967), (9, 935641), (21, 400989), (63, 133663), (73, 115353), (219, 38451), (511, 16479), (657, 12817), (1533, 5493), (1831, 4599)]