12201287

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 14784000

約数和(自身を除く): 2582713

約数列:

[1, 7, 19, 133, 199, 461, 1393, 3227, 3781, 8759, 26467, 61313, 91739, 642173, 1743041, 12201287]

約数ペア:

[(1, 12201287), (7, 1743041), (19, 642173), (133, 91739), (199, 61313), (461, 26467), (1393, 8759), (3227, 3781)]