28228244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641551}}^1$

素因数の和:641566

約数の個数: 12

約数和(自身を含む): 53890368

約数和(自身を除く): 25662124

約数列:

[1, 2, 4, 11, 22, 44, 641551, 1283102, 2566204, 7057061, 14114122, 28228244]

約数ペア:

[(1, 28228244), (2, 14114122), (4, 7057061), (11, 2566204), (22, 1283102), (44, 641551)]