12972

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:77

約数の個数: 24

約数和(自身を含む): 32256

約数和(自身を除く): 19284

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 2162, 3243, 4324, 6486, 12972]

約数ペア:

[(1, 12972), (2, 6486), (3, 4324), (4, 3243), (6, 2162), (12, 1081), (23, 564), (46, 282), (47, 276), (69, 188), (92, 141), (94, 138)]