2009969217

素因数分解:

$3^2\times {\mathrm{307}}^1\times {\mathrm{727459}}^1$

素因数の和:727772

約数の個数: 12

約数和(自身を含む): 2912749840

約数和(自身を除く): 902780623

約数列:

[1, 3, 9, 307, 921, 2763, 727459, 2182377, 6547131, 223329913, 669989739, 2009969217]

約数ペア:

[(1, 2009969217), (3, 669989739), (9, 223329913), (307, 6547131), (921, 2182377), (2763, 727459)]