257048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 552960

約数和(自身を除く): 295912

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 127, 184, 253, 254, 506, 508, 1012, 1016, 1397, 2024, 2794, 2921, 5588, 5842, 11176, 11684, 23368, 32131, 64262, 128524, 257048]

約数ペア:

[(1, 257048), (2, 128524), (4, 64262), (8, 32131), (11, 23368), (22, 11684), (23, 11176), (44, 5842), (46, 5588), (88, 2921), (92, 2794), (127, 2024), (184, 1397), (253, 1016), (254, 1012), (506, 508)]