28291744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1517

約数の個数: 48

約数和(自身を含む): 61302528

約数和(自身を除く): 33010784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1447, 1504, 2444, 2894, 4888, 5788, 9776, 11576, 18811, 19552, 23152, 37622, 46304, 68009, 75244, 136018, 150488, 272036, 300976, 544072, 601952, 884117, 1088144, 1768234, 2176288, 3536468, 7072936, 14145872, 28291744]

約数ペア:

[(1, 28291744), (2, 14145872), (4, 7072936), (8, 3536468), (13, 2176288), (16, 1768234), (26, 1088144), (32, 884117), (47, 601952), (52, 544072), (94, 300976), (104, 272036), (188, 150488), (208, 136018), (376, 75244), (416, 68009), (611, 46304), (752, 37622), (1222, 23152), (1447, 19552), (1504, 18811), (2444, 11576), (2894, 9776), (4888, 5788)]