128897442

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{230999}}^1$

素因数の和:231038

約数の個数: 24

約数和(自身を含む): 288288000

約数和(自身を除く): 159390558

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 230999, 461998, 692997, 1385994, 2078991, 4157982, 7160969, 14321938, 21482907, 42965814, 64448721, 128897442]

約数ペア:

[(1, 128897442), (2, 64448721), (3, 42965814), (6, 21482907), (9, 14321938), (18, 7160969), (31, 4157982), (62, 2078991), (93, 1385994), (186, 692997), (279, 461998), (558, 230999)]