28278316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27943}}^1$

素因数の和:27981

約数の個数: 24

約数和(自身を含む): 56335104

約数和(自身を除く): 28056788

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 27943, 55886, 111772, 307373, 614746, 642689, 1229492, 1285378, 2570756, 7069579, 14139158, 28278316]

約数ペア:

[(1, 28278316), (2, 14139158), (4, 7069579), (11, 2570756), (22, 1285378), (23, 1229492), (44, 642689), (46, 614746), (92, 307373), (253, 111772), (506, 55886), (1012, 27943)]