66908345

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 31069255

約数列:

[1, 5, 7, 17, 35, 85, 119, 139, 595, 695, 809, 973, 2363, 4045, 4865, 5663, 11815, 13753, 16541, 28315, 68765, 82705, 96271, 112451, 481355, 562255, 787157, 1911667, 3935785, 9558335, 13381669, 66908345]

約数ペア:

[(1, 66908345), (5, 13381669), (7, 9558335), (17, 3935785), (35, 1911667), (85, 787157), (119, 562255), (139, 481355), (595, 112451), (695, 96271), (809, 82705), (973, 68765), (2363, 28315), (4045, 16541), (4865, 13753), (5663, 11815)]