28564459

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^2$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 37456128

約数和(自身を除く): 8891669

約数列:

[1, 7, 11, 23, 77, 127, 161, 253, 889, 1397, 1771, 2921, 9779, 16129, 20447, 32131, 112903, 177419, 224917, 370967, 1241933, 2596769, 4080637, 28564459]

約数ペア:

[(1, 28564459), (7, 4080637), (11, 2596769), (23, 1241933), (77, 370967), (127, 224917), (161, 177419), (253, 112903), (889, 32131), (1397, 20447), (1771, 16129), (2921, 9779)]