15721148949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3427327}}^1$

素因数の和:3427480

約数の個数: 16

約数和(自身を含む): 23031644160

約数和(自身を除く): 7310495211

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 3427327, 10281981, 37700597, 113101791, 476398453, 1429195359, 5240382983, 15721148949]

約数ペア:

[(1, 15721148949), (3, 5240382983), (11, 1429195359), (33, 476398453), (139, 113101791), (417, 37700597), (1529, 10281981), (4587, 3427327)]