27890746

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 49278240

約数和(自身を除く): 21387494

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 101, 169, 202, 247, 338, 494, 559, 817, 1118, 1313, 1634, 1919, 2626, 3211, 3838, 4343, 6422, 7267, 8686, 10621, 14534, 17069, 21242, 24947, 34138, 49894, 56459, 82517, 112918, 138073, 165034, 276146, 324311, 648622, 733967, 1072721, 1467934, 2145442, 13945373, 27890746]

約数ペア:

[(1, 27890746), (2, 13945373), (13, 2145442), (19, 1467934), (26, 1072721), (38, 733967), (43, 648622), (86, 324311), (101, 276146), (169, 165034), (202, 138073), (247, 112918), (338, 82517), (494, 56459), (559, 49894), (817, 34138), (1118, 24947), (1313, 21242), (1634, 17069), (1919, 14534), (2626, 10621), (3211, 8686), (3838, 7267), (4343, 6422)]