55781105

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{647}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 68770944

約数和(自身を除く): 12989839

約数列:

[1, 5, 43, 215, 401, 647, 2005, 3235, 17243, 27821, 86215, 139105, 259447, 1297235, 11156221, 55781105]

約数ペア:

[(1, 55781105), (5, 11156221), (43, 1297235), (215, 259447), (401, 139105), (647, 86215), (2005, 27821), (3235, 17243)]