28479572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647263}}^1$

素因数の和:647278

約数の個数: 12

約数和(自身を含む): 54370176

約数和(自身を除く): 25890604

約数列:

[1, 2, 4, 11, 22, 44, 647263, 1294526, 2589052, 7119893, 14239786, 28479572]

約数ペア:

[(1, 28479572), (2, 14239786), (4, 7119893), (11, 2589052), (22, 1294526), (44, 647263)]