256758568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{126857}}^1$

素因数の和:126897

約数の個数: 32

約数和(自身を含む): 548026560

約数和(自身を除く): 291267992

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 126857, 253714, 507428, 1014856, 1395427, 2790854, 2917711, 5581708, 5835422, 11163416, 11670844, 23341688, 32094821, 64189642, 128379284, 256758568]

約数ペア:

[(1, 256758568), (2, 128379284), (4, 64189642), (8, 32094821), (11, 23341688), (22, 11670844), (23, 11163416), (44, 5835422), (46, 5581708), (88, 2917711), (92, 2790854), (184, 1395427), (253, 1014856), (506, 507428), (1012, 253714), (2024, 126857)]