2005642077

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{212981}}^1$

素因数の和:213100

約数の個数: 16

約数和(自身を含む): 2773877568

約数和(自身を除く): 768235491

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 212981, 638943, 9158183, 15547613, 27474549, 46642839, 668547359, 2005642077]

約数ペア:

[(1, 2005642077), (3, 668547359), (43, 46642839), (73, 27474549), (129, 15547613), (219, 9158183), (3139, 638943), (9417, 212981)]