2151749831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{32381}}^1$

素因数の和:33262

約数の個数: 16

約数和(自身を含む): 2685892608

約数和(自身を除く): 534142777

約数列:

[1, 7, 11, 77, 863, 6041, 9493, 32381, 66451, 226667, 356191, 2493337, 27944803, 195613621, 307392833, 2151749831]

約数ペア:

[(1, 2151749831), (7, 307392833), (11, 195613621), (77, 27944803), (863, 2493337), (6041, 356191), (9493, 226667), (32381, 66451)]