254232009

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{977}}^1\times {\mathrm{997}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 380657160

約数和(自身を除く): 126425151

約数列:

[1, 3, 9, 29, 87, 261, 977, 997, 2931, 2991, 8793, 8973, 28333, 28913, 84999, 86739, 254997, 260217, 974069, 2922207, 8766621, 28248001, 84744003, 254232009]

約数ペア:

[(1, 254232009), (3, 84744003), (9, 28248001), (29, 8766621), (87, 2922207), (261, 974069), (977, 260217), (997, 254997), (2931, 86739), (2991, 84999), (8793, 28913), (8973, 28333)]