28122976

素因数分解:

$2^5\times 7^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 63673344

約数和(自身を除く): 35550368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 223, 224, 446, 563, 892, 1126, 1561, 1784, 2252, 3122, 3568, 3941, 4504, 6244, 7136, 7882, 9008, 12488, 15764, 18016, 24976, 31528, 49952, 63056, 125549, 126112, 251098, 502196, 878843, 1004392, 1757686, 2008784, 3515372, 4017568, 7030744, 14061488, 28122976]

約数ペア:

[(1, 28122976), (2, 14061488), (4, 7030744), (7, 4017568), (8, 3515372), (14, 2008784), (16, 1757686), (28, 1004392), (32, 878843), (56, 502196), (112, 251098), (223, 126112), (224, 125549), (446, 63056), (563, 49952), (892, 31528), (1126, 24976), (1561, 18016), (1784, 15764), (2252, 12488), (3122, 9008), (3568, 7882), (3941, 7136), (4504, 6244)]