649888939

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1\times {\mathrm{2293}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 782529280

約数和(自身を除く): 132640341

約数列:

[1, 7, 19, 133, 2131, 2293, 14917, 16051, 40489, 43567, 283423, 304969, 4886383, 34204681, 92841277, 649888939]

約数ペア:

[(1, 649888939), (7, 92841277), (19, 34204681), (133, 4886383), (2131, 304969), (2293, 283423), (14917, 43567), (16051, 40489)]