25986884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 57200640

約数和(自身を除く): 31213756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 607, 973, 1214, 1529, 1946, 2428, 3058, 3892, 4249, 6116, 6677, 8498, 10703, 13354, 16996, 21406, 26708, 42812, 46739, 84373, 93478, 168746, 186956, 337492, 590611, 928103, 1181222, 1856206, 2362444, 3712412, 6496721, 12993442, 25986884]

約数ペア:

[(1, 25986884), (2, 12993442), (4, 6496721), (7, 3712412), (11, 2362444), (14, 1856206), (22, 1181222), (28, 928103), (44, 590611), (77, 337492), (139, 186956), (154, 168746), (278, 93478), (308, 84373), (556, 46739), (607, 42812), (973, 26708), (1214, 21406), (1529, 16996), (1946, 13354), (2428, 10703), (3058, 8498), (3892, 6677), (4249, 6116)]