1275484080242

素因数分解:

$2^1\times {\mathrm{647}}^1\times {\mathrm{20047}}^1\times {\mathrm{49169}}^1$

素因数の和:69865

約数の個数: 16

約数和(自身を含む): 1916317751040

約数和(自身を除く): 640833670798

約数列:

[1, 2, 647, 1294, 20047, 40094, 49169, 98338, 12970409, 25940818, 31812343, 63624686, 985690943, 1971381886, 637742040121, 1275484080242]

約数ペア:

[(1, 1275484080242), (2, 637742040121), (647, 1971381886), (1294, 985690943), (20047, 63624686), (40094, 31812343), (49169, 25940818), (98338, 12970409)]