39883081

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 50282496

約数和(自身を除く): 10399415

約数列:

[1, 7, 23, 31, 61, 131, 161, 217, 427, 713, 917, 1403, 1891, 3013, 4061, 4991, 7991, 9821, 13237, 21091, 28427, 43493, 55937, 93403, 183793, 247721, 304451, 653821, 1286551, 1734047, 5697583, 39883081]

約数ペア:

[(1, 39883081), (7, 5697583), (23, 1734047), (31, 1286551), (61, 653821), (131, 304451), (161, 247721), (217, 183793), (427, 93403), (713, 55937), (917, 43493), (1403, 28427), (1891, 21091), (3013, 13237), (4061, 9821), (4991, 7991)]