128846744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1238911}}^1$

素因数の和:1238930

約数の個数: 16

約数和(自身を含む): 260171520

約数和(自身を除く): 131324776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1238911, 2477822, 4955644, 9911288, 16105843, 32211686, 64423372, 128846744]

約数ペア:

[(1, 128846744), (2, 64423372), (4, 32211686), (8, 16105843), (13, 9911288), (26, 4955644), (52, 2477822), (104, 1238911)]