28568085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20929}}^1$

素因数の和:20957

約数の個数: 32

約数和(自身を含む): 56259840

約数和(自身を除く): 27691755

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 20929, 62787, 104645, 146503, 272077, 313935, 439509, 732515, 816231, 1360385, 1904539, 2197545, 4081155, 5713617, 9522695, 28568085]

約数ペア:

[(1, 28568085), (3, 9522695), (5, 5713617), (7, 4081155), (13, 2197545), (15, 1904539), (21, 1360385), (35, 816231), (39, 732515), (65, 439509), (91, 313935), (105, 272077), (195, 146503), (273, 104645), (455, 62787), (1365, 20929)]