28273708

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{17627}}^1$

素因数の和:18032

約数の個数: 12

約数和(自身を含む): 49605192

約数和(自身を除く): 21331484

約数列:

[1, 2, 4, 401, 802, 1604, 17627, 35254, 70508, 7068427, 14136854, 28273708]

約数ペア:

[(1, 28273708), (2, 14136854), (4, 7068427), (401, 70508), (802, 35254), (1604, 17627)]