11221989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 17182080

約数和(自身を除く): 5960091

約数列:

[1, 3, 17, 19, 37, 51, 57, 111, 313, 323, 629, 703, 939, 969, 1887, 2109, 5321, 5947, 11581, 11951, 15963, 17841, 34743, 35853, 101099, 196877, 220039, 303297, 590631, 660117, 3740663, 11221989]

約数ペア:

[(1, 11221989), (3, 3740663), (17, 660117), (19, 590631), (37, 303297), (51, 220039), (57, 196877), (111, 101099), (313, 35853), (323, 34743), (629, 17841), (703, 15963), (939, 11951), (969, 11581), (1887, 5947), (2109, 5321)]