2005437889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{42299}}^1$

素因数の和:42840

約数の個数: 16

約数和(自身を含む): 2473027200

約数和(自身を除く): 467589311

約数列:

[1, 7, 13, 91, 521, 3647, 6773, 42299, 47411, 296093, 549887, 3849209, 22037779, 154264453, 286491127, 2005437889]

約数ペア:

[(1, 2005437889), (7, 286491127), (13, 154264453), (91, 22037779), (521, 3849209), (3647, 549887), (6773, 296093), (42299, 47411)]