219845259

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{10399}}^1$

素因数の和:10446

約数の個数: 28

約数和(自身を含む): 341016000

約数和(自身を除く): 121170741

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 10399, 21141, 31197, 93591, 280773, 301571, 842319, 904713, 2526957, 2714139, 7580871, 8142417, 24427251, 73281753, 219845259]

約数ペア:

[(1, 219845259), (3, 73281753), (9, 24427251), (27, 8142417), (29, 7580871), (81, 2714139), (87, 2526957), (243, 904713), (261, 842319), (729, 301571), (783, 280773), (2349, 93591), (7047, 31197), (10399, 21141)]