12743465

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4091}}^1$

素因数の和:4192

約数の個数: 16

約数和(自身を含む): 17677440

約数和(自身を除く): 4933975

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 4091, 20455, 28637, 143185, 364099, 1820495, 2548693, 12743465]

約数ペア:

[(1, 12743465), (5, 2548693), (7, 1820495), (35, 364099), (89, 143185), (445, 28637), (623, 20455), (3115, 4091)]