15557212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{32143}}^1$

素因数の和:32169

約数の個数: 18

約数和(自身を含む): 29926064

約数和(自身を除く): 14368852

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 32143, 64286, 128572, 353573, 707146, 1414292, 3889303, 7778606, 15557212]

約数ペア:

[(1, 15557212), (2, 7778606), (4, 3889303), (11, 1414292), (22, 707146), (44, 353573), (121, 128572), (242, 64286), (484, 32143)]