68807018

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{258673}}^1$

素因数の和:258701

約数の個数: 16

約数和(自身を含む): 124163520

約数和(自身を除く): 55356502

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 258673, 517346, 1810711, 3621422, 4914787, 9829574, 34403509, 68807018]

約数ペア:

[(1, 68807018), (2, 34403509), (7, 9829574), (14, 4914787), (19, 3621422), (38, 1810711), (133, 517346), (266, 258673)]