139491772

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{17729}}^1$

素因数の和:18021

約数の個数: 24

約数和(自身を含む): 279992160

約数和(自身を除く): 140500388

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 17729, 35458, 70916, 124103, 248206, 496412, 4981849, 9963698, 19927396, 34872943, 69745886, 139491772]

約数ペア:

[(1, 139491772), (2, 69745886), (4, 34872943), (7, 19927396), (14, 9963698), (28, 4981849), (281, 496412), (562, 248206), (1124, 124103), (1967, 70916), (3934, 35458), (7868, 17729)]