12780654

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{112111}}^1$

素因数の和:112135

約数の個数: 16

約数和(自身を含む): 26906880

約数和(自身を除く): 14126226

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 112111, 224222, 336333, 672666, 2130109, 4260218, 6390327, 12780654]

約数ペア:

[(1, 12780654), (2, 6390327), (3, 4260218), (6, 2130109), (19, 672666), (38, 336333), (57, 224222), (114, 112111)]