12571257

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 17156160

約数和(自身を除く): 4584903

約数列:

[1, 3, 73, 137, 219, 411, 419, 1257, 10001, 30003, 30587, 57403, 91761, 172209, 4190419, 12571257]

約数ペア:

[(1, 12571257), (3, 4190419), (73, 172209), (137, 91761), (219, 57403), (411, 30587), (419, 30003), (1257, 10001)]