28006832

素因数分解:

$2^4\times 7^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 60

約数和(自身を含む): 63824040

約数和(自身を除く): 35817208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 139, 196, 257, 278, 392, 514, 556, 784, 973, 1028, 1112, 1799, 1946, 2056, 2224, 3598, 3892, 4112, 6811, 7196, 7784, 12593, 13622, 14392, 15568, 25186, 27244, 28784, 35723, 50372, 54488, 71446, 100744, 108976, 142892, 201488, 250061, 285784, 500122, 571568, 1000244, 1750427, 2000488, 3500854, 4000976, 7001708, 14003416, 28006832]

約数ペア:

[(1, 28006832), (2, 14003416), (4, 7001708), (7, 4000976), (8, 3500854), (14, 2000488), (16, 1750427), (28, 1000244), (49, 571568), (56, 500122), (98, 285784), (112, 250061), (139, 201488), (196, 142892), (257, 108976), (278, 100744), (392, 71446), (514, 54488), (556, 50372), (784, 35723), (973, 28784), (1028, 27244), (1112, 25186), (1799, 15568), (1946, 14392), (2056, 13622), (2224, 12593), (3598, 7784), (3892, 7196), (4112, 6811)]