51238746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{218969}}^1$

素因数の和:218990

約数の個数: 24

約数和(自身を含む): 119557620

約数和(自身を除く): 68318874

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 218969, 437938, 656907, 1313814, 1970721, 2846597, 3941442, 5693194, 8539791, 17079582, 25619373, 51238746]

約数ペア:

[(1, 51238746), (2, 25619373), (3, 17079582), (6, 8539791), (9, 5693194), (13, 3941442), (18, 2846597), (26, 1970721), (39, 1313814), (78, 656907), (117, 437938), (234, 218969)]