2947521

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 4089536

約数和(自身を除く): 1142015

約数列:

[1, 3, 43, 73, 129, 219, 313, 939, 3139, 9417, 13459, 22849, 40377, 68547, 982507, 2947521]

約数ペア:

[(1, 2947521), (3, 982507), (43, 68547), (73, 40377), (129, 22849), (219, 13459), (313, 9417), (939, 3139)]