28525938

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 39211662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 83, 98, 147, 166, 167, 249, 294, 334, 343, 498, 501, 581, 686, 1002, 1029, 1162, 1169, 1743, 2058, 2338, 3486, 3507, 4067, 7014, 8134, 8183, 12201, 13861, 16366, 24402, 24549, 27722, 28469, 41583, 49098, 56938, 57281, 83166, 85407, 97027, 114562, 170814, 171843, 194054, 291081, 343686, 582162, 679189, 1358378, 2037567, 4075134, 4754323, 9508646, 14262969, 28525938]

約数ペア:

[(1, 28525938), (2, 14262969), (3, 9508646), (6, 4754323), (7, 4075134), (14, 2037567), (21, 1358378), (42, 679189), (49, 582162), (83, 343686), (98, 291081), (147, 194054), (166, 171843), (167, 170814), (249, 114562), (294, 97027), (334, 85407), (343, 83166), (498, 57281), (501, 56938), (581, 49098), (686, 41583), (1002, 28469), (1029, 27722), (1162, 24549), (1169, 24402), (1743, 16366), (2058, 13861), (2338, 12201), (3486, 8183), (3507, 8134), (4067, 7014)]