28021768

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1097}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 54812160

約数和(自身を除く): 26790392

約数列:

[1, 2, 4, 8, 31, 62, 103, 124, 206, 248, 412, 824, 1097, 2194, 3193, 4388, 6386, 8776, 12772, 25544, 34007, 68014, 112991, 136028, 225982, 272056, 451964, 903928, 3502721, 7005442, 14010884, 28021768]

約数ペア:

[(1, 28021768), (2, 14010884), (4, 7005442), (8, 3502721), (31, 903928), (62, 451964), (103, 272056), (124, 225982), (206, 136028), (248, 112991), (412, 68014), (824, 34007), (1097, 25544), (2194, 12772), (3193, 8776), (4388, 6386)]