31456249

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 36771840

約数和(自身を除く): 5315591

約数列:

[1, 11, 23, 89, 121, 127, 253, 979, 1397, 2047, 2783, 2921, 10769, 11303, 15367, 22517, 32131, 124333, 247687, 259969, 353441, 1367663, 2859659, 31456249]

約数ペア:

[(1, 31456249), (11, 2859659), (23, 1367663), (89, 353441), (121, 259969), (127, 247687), (253, 124333), (979, 32131), (1397, 22517), (2047, 15367), (2783, 11303), (2921, 10769)]