12705745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4159}}^1$

素因数の和:4224

約数の個数: 16

約数和(自身を含む): 16773120

約数和(自身を除く): 4067375

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 4159, 20795, 54067, 195473, 270335, 977365, 2541149, 12705745]

約数ペア:

[(1, 12705745), (5, 2541149), (13, 977365), (47, 270335), (65, 195473), (235, 54067), (611, 20795), (3055, 4159)]