28783328

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6763}}^1$

素因数の和:6799

約数の個数: 48

約数和(自身を含む): 68181120

約数和(自身を除く): 39397792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 6763, 13526, 27052, 47341, 54104, 94682, 108208, 128497, 189364, 216416, 256994, 378728, 513988, 757456, 899479, 1027976, 1514912, 1798958, 2055952, 3597916, 4111904, 7195832, 14391664, 28783328]

約数ペア:

[(1, 28783328), (2, 14391664), (4, 7195832), (7, 4111904), (8, 3597916), (14, 2055952), (16, 1798958), (19, 1514912), (28, 1027976), (32, 899479), (38, 757456), (56, 513988), (76, 378728), (112, 256994), (133, 216416), (152, 189364), (224, 128497), (266, 108208), (304, 94682), (532, 54104), (608, 47341), (1064, 27052), (2128, 13526), (4256, 6763)]