255284678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 423764352

約数和(自身を除く): 168479674

約数列:

[1, 2, 11, 22, 131, 262, 283, 313, 566, 626, 1441, 2882, 3113, 3443, 6226, 6886, 37073, 41003, 74146, 82006, 88579, 177158, 407803, 451033, 815606, 902066, 974369, 1948738, 11603849, 23207698, 127642339, 255284678]

約数ペア:

[(1, 255284678), (2, 127642339), (11, 23207698), (22, 11603849), (131, 1948738), (262, 974369), (283, 902066), (313, 815606), (566, 451033), (626, 407803), (1441, 177158), (2882, 88579), (3113, 82006), (3443, 74146), (6226, 41003), (6886, 37073)]