2009646145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997343}}^1$

素因数の和:997392

約数の個数: 16

約数和(自身を含む): 2680860672

約数和(自身を除く): 671214527

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 997343, 4986715, 12965459, 30917633, 64827295, 154588165, 401929229, 2009646145]

約数ペア:

[(1, 2009646145), (5, 401929229), (13, 154588165), (31, 64827295), (65, 30917633), (155, 12965459), (403, 4986715), (2015, 997343)]