28998328

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{213223}}^1$

素因数の和:213246

約数の個数: 16

約数和(自身を含む): 57570480

約数和(自身を除く): 28572152

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 213223, 426446, 852892, 1705784, 3624791, 7249582, 14499164, 28998328]

約数ペア:

[(1, 28998328), (2, 14499164), (4, 7249582), (8, 3624791), (17, 1705784), (34, 852892), (68, 426446), (136, 213223)]