71004008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{206407}}^1$

素因数の和:206456

約数の個数: 16

約数和(自身を含む): 136229280

約数和(自身を除く): 65225272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 206407, 412814, 825628, 1651256, 8875501, 17751002, 35502004, 71004008]

約数ペア:

[(1, 71004008), (2, 35502004), (4, 17751002), (8, 8875501), (43, 1651256), (86, 825628), (172, 412814), (344, 206407)]