28727664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 85446912

約数和(自身を除く): 56719248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 193, 336, 386, 443, 579, 772, 886, 1158, 1329, 1351, 1544, 1772, 2316, 2658, 2702, 3088, 3101, 3544, 4053, 4632, 5316, 5404, 6202, 7088, 8106, 9264, 9303, 10632, 10808, 12404, 16212, 18606, 21264, 21616, 24808, 32424, 37212, 49616, 64848, 74424, 85499, 148848, 170998, 256497, 341996, 512994, 598493, 683992, 1025988, 1196986, 1367984, 1795479, 2051976, 2393972, 3590958, 4103952, 4787944, 7181916, 9575888, 14363832, 28727664]

約数ペア:

[(1, 28727664), (2, 14363832), (3, 9575888), (4, 7181916), (6, 4787944), (7, 4103952), (8, 3590958), (12, 2393972), (14, 2051976), (16, 1795479), (21, 1367984), (24, 1196986), (28, 1025988), (42, 683992), (48, 598493), (56, 512994), (84, 341996), (112, 256497), (168, 170998), (193, 148848), (336, 85499), (386, 74424), (443, 64848), (579, 49616), (772, 37212), (886, 32424), (1158, 24808), (1329, 21616), (1351, 21264), (1544, 18606), (1772, 16212), (2316, 12404), (2658, 10808), (2702, 10632), (3088, 9303), (3101, 9264), (3544, 8106), (4053, 7088), (4632, 6202), (5316, 5404)]