12867981

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1933}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 19680384

約数和(自身を除く): 6812403

約数列:

[1, 3, 7, 21, 317, 951, 1933, 2219, 5799, 6657, 13531, 40593, 612761, 1838283, 4289327, 12867981]

約数ペア:

[(1, 12867981), (3, 4289327), (7, 1838283), (21, 612761), (317, 40593), (951, 13531), (1933, 6657), (2219, 5799)]