9437981

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 11820672

約数和(自身を除く): 2382691

約数列:

[1, 7, 23, 31, 61, 161, 217, 427, 713, 961, 1403, 1891, 4991, 6727, 9821, 13237, 22103, 43493, 58621, 154721, 304451, 410347, 1348283, 9437981]

約数ペア:

[(1, 9437981), (7, 1348283), (23, 410347), (31, 304451), (61, 154721), (161, 58621), (217, 43493), (427, 22103), (713, 13237), (961, 9821), (1403, 6727), (1891, 4991)]