12942945

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4133

約数の個数: 24

約数和(自身を含む): 22756032

約数和(自身を除く): 9813087

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 4051, 12153, 20255, 36459, 60765, 182295, 287621, 862863, 1438105, 2588589, 4314315, 12942945]

約数ペア:

[(1, 12942945), (3, 4314315), (5, 2588589), (9, 1438105), (15, 862863), (45, 287621), (71, 182295), (213, 60765), (355, 36459), (639, 20255), (1065, 12153), (3195, 4051)]