28724206

素因数分解:

$2^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{3923}}^1$

素因数の和:4455

約数の個数: 16

約数和(自身を含む): 49348224

約数和(自身を除く): 20624018

約数列:

[1, 2, 7, 14, 523, 1046, 3661, 3923, 7322, 7846, 27461, 54922, 2051729, 4103458, 14362103, 28724206]

約数ペア:

[(1, 28724206), (2, 14362103), (7, 4103458), (14, 2051729), (523, 54922), (1046, 27461), (3661, 7846), (3923, 7322)]