289074812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5559131}}^1$

素因数の和:5559148

約数の個数: 12

約数和(自身を含む): 544794936

約数和(自身を除く): 255720124

約数列:

[1, 2, 4, 13, 26, 52, 5559131, 11118262, 22236524, 72268703, 144537406, 289074812]

約数ペア:

[(1, 289074812), (2, 144537406), (4, 72268703), (13, 22236524), (26, 11118262), (52, 5559131)]