56620278

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22029

約数の個数: 48

約数和(自身を含む): 144130896

約数和(自身を除く): 87510618

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 21997, 43994, 65991, 131982, 197973, 241967, 285961, 395946, 483934, 571922, 725901, 857883, 1451802, 1715766, 2177703, 2573649, 3145571, 4355406, 5147298, 6291142, 9436713, 18873426, 28310139, 56620278]

約数ペア:

[(1, 56620278), (2, 28310139), (3, 18873426), (6, 9436713), (9, 6291142), (11, 5147298), (13, 4355406), (18, 3145571), (22, 2573649), (26, 2177703), (33, 1715766), (39, 1451802), (66, 857883), (78, 725901), (99, 571922), (117, 483934), (143, 395946), (198, 285961), (234, 241967), (286, 197973), (429, 131982), (858, 65991), (1287, 43994), (2574, 21997)]