28473764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647131}}^1$

素因数の和:647146

約数の個数: 12

約数和(自身を含む): 54359088

約数和(自身を除く): 25885324

約数列:

[1, 2, 4, 11, 22, 44, 647131, 1294262, 2588524, 7118441, 14236882, 28473764]

約数ペア:

[(1, 28473764), (2, 14236882), (4, 7118441), (11, 2588524), (22, 1294262), (44, 647131)]