12309145

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 15120000

約数和(自身を除く): 2810855

約数列:

[1, 5, 89, 139, 199, 445, 695, 995, 12371, 17711, 27661, 61855, 88555, 138305, 2461829, 12309145]

約数ペア:

[(1, 12309145), (5, 2461829), (89, 138305), (139, 88555), (199, 61855), (445, 27661), (695, 17711), (995, 12371)]