128943789481

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8217691}}^1$

素因数の和:8217792

約数の個数: 16

約数和(自身を含む): 149101803648

約数和(自身を除く): 20158014167

約数列:

[1, 13, 17, 71, 221, 923, 1207, 15691, 8217691, 106829983, 139700747, 583456061, 1816109711, 7584928793, 9918753037, 128943789481]

約数ペア:

[(1, 128943789481), (13, 9918753037), (17, 7584928793), (71, 1816109711), (221, 583456061), (923, 139700747), (1207, 106829983), (15691, 8217691)]