427980085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{443}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 563915520

約数和(自身を除く): 135935435

約数列:

[1, 5, 13, 65, 89, 167, 443, 445, 835, 1157, 2171, 2215, 5759, 5785, 10855, 14863, 28795, 39427, 73981, 74315, 193219, 197135, 369905, 512551, 961753, 966095, 2562755, 4808765, 6584309, 32921545, 85596017, 427980085]

約数ペア:

[(1, 427980085), (5, 85596017), (13, 32921545), (65, 6584309), (89, 4808765), (167, 2562755), (443, 966095), (445, 961753), (835, 512551), (1157, 369905), (2171, 197135), (2215, 193219), (5759, 74315), (5785, 73981), (10855, 39427), (14863, 28795)]