12728265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77141}}^1$

素因数の和:77160

約数の個数: 16

約数和(自身を含む): 22216896

約数和(自身を除く): 9488631

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 77141, 231423, 385705, 848551, 1157115, 2545653, 4242755, 12728265]

約数ペア:

[(1, 12728265), (3, 4242755), (5, 2545653), (11, 1157115), (15, 848551), (33, 385705), (55, 231423), (165, 77141)]