27990521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 31331328

約数和(自身を除く): 3340807

約数列:

[1, 13, 47, 61, 611, 751, 793, 2867, 9763, 35297, 37271, 45811, 458861, 595543, 2153117, 27990521]

約数ペア:

[(1, 27990521), (13, 2153117), (47, 595543), (61, 458861), (611, 45811), (751, 37271), (793, 35297), (2867, 9763)]