87052749

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 137164800

約数和(自身を除く): 50112051

約数列:

[1, 3, 7, 21, 37, 111, 199, 259, 563, 597, 777, 1393, 1689, 3941, 4179, 7363, 11823, 20831, 22089, 51541, 62493, 112037, 145817, 154623, 336111, 437451, 784259, 2352777, 4145369, 12436107, 29017583, 87052749]

約数ペア:

[(1, 87052749), (3, 29017583), (7, 12436107), (21, 4145369), (37, 2352777), (111, 784259), (199, 437451), (259, 336111), (563, 154623), (597, 145817), (777, 112037), (1393, 62493), (1689, 51541), (3941, 22089), (4179, 20831), (7363, 11823)]