12777291

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{24907}}^1$

素因数の和:24935

約数の個数: 16

約数和(自身を含む): 19926400

約数和(自身を除く): 7149109

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 24907, 74721, 224163, 473233, 672489, 1419699, 4259097, 12777291]

約数ペア:

[(1, 12777291), (3, 4259097), (9, 1419699), (19, 672489), (27, 473233), (57, 224163), (171, 74721), (513, 24907)]