12728185

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 15857856

約数和(自身を除く): 3129671

約数列:

[1, 5, 37, 107, 185, 535, 643, 3215, 3959, 19795, 23791, 68801, 118955, 344005, 2545637, 12728185]

約数ペア:

[(1, 12728185), (5, 2545637), (37, 344005), (107, 118955), (185, 68801), (535, 23791), (643, 19795), (3215, 3959)]