12984065

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 16099776

約数和(自身を除く): 3115711

約数列:

[1, 5, 43, 131, 215, 461, 655, 2305, 5633, 19823, 28165, 60391, 99115, 301955, 2596813, 12984065]

約数ペア:

[(1, 12984065), (5, 2596813), (43, 301955), (131, 99115), (215, 60391), (461, 28165), (655, 19823), (2305, 5633)]