7139259

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{1663}}^1$

素因数の和:1728

約数の個数: 20

約数和(自身を含む): 10872576

約数和(自身を除く): 3733317

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 1663, 4293, 4989, 14967, 44901, 88139, 134703, 264417, 793251, 2379753, 7139259]

約数ペア:

[(1, 7139259), (3, 2379753), (9, 793251), (27, 264417), (53, 134703), (81, 88139), (159, 44901), (477, 14967), (1431, 4989), (1663, 4293)]