128926746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{550969}}^1$

素因数の和:550990

約数の個数: 24

約数和(自身を含む): 300829620

約数和(自身を除く): 171902874

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 550969, 1101938, 1652907, 3305814, 4958721, 7162597, 9917442, 14325194, 21487791, 42975582, 64463373, 128926746]

約数ペア:

[(1, 128926746), (2, 64463373), (3, 42975582), (6, 21487791), (9, 14325194), (13, 9917442), (18, 7162597), (26, 4958721), (39, 3305814), (78, 1652907), (117, 1101938), (234, 550969)]