2181049

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 2540160

約数和(自身を除く): 359111

約数列:

[1, 13, 17, 71, 139, 221, 923, 1207, 1807, 2363, 9869, 15691, 30719, 128297, 167773, 2181049]

約数ペア:

[(1, 2181049), (13, 167773), (17, 128297), (71, 30719), (139, 15691), (221, 9869), (923, 2363), (1207, 1807)]