140886621

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{5557}}^1$

素因数の和:5882

約数の個数: 20

約数和(自身を含む): 211170652

約数和(自身を除く): 70284031

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 5557, 8451, 16671, 25353, 50013, 150039, 450117, 1739341, 5218023, 15654069, 46962207, 140886621]

約数ペア:

[(1, 140886621), (3, 46962207), (9, 15654069), (27, 5218023), (81, 1739341), (313, 450117), (939, 150039), (2817, 50013), (5557, 25353), (8451, 16671)]