28450268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 62995968

約数和(自身を除く): 34545700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1301, 1562, 1988, 2602, 3124, 5204, 5467, 9107, 10934, 14311, 18214, 21868, 28622, 36428, 57244, 92371, 100177, 184742, 200354, 369484, 400708, 646597, 1016081, 1293194, 2032162, 2586388, 4064324, 7112567, 14225134, 28450268]

約数ペア:

[(1, 28450268), (2, 14225134), (4, 7112567), (7, 4064324), (11, 2586388), (14, 2032162), (22, 1293194), (28, 1016081), (44, 646597), (71, 400708), (77, 369484), (142, 200354), (154, 184742), (284, 100177), (308, 92371), (497, 57244), (781, 36428), (994, 28622), (1301, 21868), (1562, 18214), (1988, 14311), (2602, 10934), (3124, 9107), (5204, 5467)]