1277997670

素因数分解:

$2^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{353}}^1\times {\mathrm{1307}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 2317012128

約数和(自身を除く): 1039014458

約数列:

[1, 2, 5, 10, 277, 353, 554, 706, 1307, 1385, 1765, 2614, 2770, 3530, 6535, 13070, 97781, 195562, 362039, 461371, 488905, 724078, 922742, 977810, 1810195, 2306855, 3620390, 4613710, 127799767, 255599534, 638998835, 1277997670]

約数ペア:

[(1, 1277997670), (2, 638998835), (5, 255599534), (10, 127799767), (277, 4613710), (353, 3620390), (554, 2306855), (706, 1810195), (1307, 977810), (1385, 922742), (1765, 724078), (2614, 488905), (2770, 461371), (3530, 362039), (6535, 195562), (13070, 97781)]