1261231989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1301581}}^1$

素因数の和:1301620

約数の個数: 16

約数和(自身を含む): 1874278080

約数和(自身を除く): 613046091

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 1301581, 3904743, 22126877, 24730039, 66380631, 74190117, 420410663, 1261231989]

約数ペア:

[(1, 1261231989), (3, 420410663), (17, 74190117), (19, 66380631), (51, 24730039), (57, 22126877), (323, 3904743), (969, 1301581)]