28271188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{642527}}^1$

素因数の和:642542

約数の個数: 12

約数和(自身を含む): 53972352

約数和(自身を除く): 25701164

約数列:

[1, 2, 4, 11, 22, 44, 642527, 1285054, 2570108, 7067797, 14135594, 28271188]

約数ペア:

[(1, 28271188), (2, 14135594), (4, 7067797), (11, 2570108), (22, 1285054), (44, 642527)]