2905854765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{20407}}^1$

素因数の和:21289

約数の個数: 32

約数和(自身を含む): 5078163456

約数和(自身を除く): 2172308691

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 863, 2589, 4315, 9493, 12945, 20407, 28479, 47465, 61221, 102035, 142395, 224477, 306105, 673431, 1122385, 3367155, 17611241, 52833723, 88056205, 193723651, 264168615, 581170953, 968618255, 2905854765]

約数ペア:

[(1, 2905854765), (3, 968618255), (5, 581170953), (11, 264168615), (15, 193723651), (33, 88056205), (55, 52833723), (165, 17611241), (863, 3367155), (2589, 1122385), (4315, 673431), (9493, 306105), (12945, 224477), (20407, 142395), (28479, 102035), (47465, 61221)]