223278319

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{6949}}^1$

素因数の和:7110

約数の個数: 16

約数和(自身を含む): 256204800

約数和(自身を除く): 32926481

約数列:

[1, 11, 23, 127, 253, 1397, 2921, 6949, 32131, 76439, 159827, 882523, 1758097, 9707753, 20298029, 223278319]

約数ペア:

[(1, 223278319), (11, 20298029), (23, 9707753), (127, 1758097), (253, 882523), (1397, 159827), (2921, 76439), (6949, 32131)]