1570776381

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{273131}}^1$

素因数の和:273214

約数の個数: 20

約数和(自身を含む): 2379525984

約数和(自身を除く): 808749603

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 273131, 819393, 2458179, 7374537, 19392301, 22123611, 58176903, 174530709, 523592127, 1570776381]

約数ペア:

[(1, 1570776381), (3, 523592127), (9, 174530709), (27, 58176903), (71, 22123611), (81, 19392301), (213, 7374537), (639, 2458179), (1917, 819393), (5751, 273131)]