207922165

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 277574400

約数和(自身を除く): 69652235

約数列:

[1, 5, 11, 55, 121, 157, 199, 605, 785, 995, 1331, 1727, 2189, 6655, 8635, 10945, 18997, 24079, 31243, 94985, 120395, 156215, 208967, 264869, 343673, 1044835, 1324345, 1718365, 3780403, 18902015, 41584433, 207922165]

約数ペア:

[(1, 207922165), (5, 41584433), (11, 18902015), (55, 3780403), (121, 1718365), (157, 1324345), (199, 1044835), (605, 343673), (785, 264869), (995, 208967), (1331, 156215), (1727, 120395), (2189, 94985), (6655, 31243), (8635, 24079), (10945, 18997)]