31415665534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{80627}}^1$

素因数の和:80928

約数の個数: 32

約数和(自身を含む): 52246944000

約数和(自身を除く): 20831278466

約数列:

[1, 2, 11, 22, 89, 178, 199, 398, 979, 1958, 2189, 4378, 17711, 35422, 80627, 161254, 194821, 389642, 886897, 1773794, 7175803, 14351606, 16044773, 32089546, 78933833, 157867666, 176492503, 352985006, 1427984797, 2855969594, 15707832767, 31415665534]

約数ペア:

[(1, 31415665534), (2, 15707832767), (11, 2855969594), (22, 1427984797), (89, 352985006), (178, 176492503), (199, 157867666), (398, 78933833), (979, 32089546), (1958, 16044773), (2189, 14351606), (4378, 7175803), (17711, 1773794), (35422, 886897), (80627, 389642), (161254, 194821)]