2678511281

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{4721}}^1$

素因数の和:4984

約数の個数: 16

約数和(自身を含む): 2782429056

約数和(自身を除く): 103917775

約数列:

[1, 61, 71, 131, 4331, 4721, 7991, 9301, 287981, 335191, 567361, 618451, 20446651, 37725511, 43910021, 2678511281]

約数ペア:

[(1, 2678511281), (61, 43910021), (71, 37725511), (131, 20446651), (4331, 618451), (4721, 567361), (7991, 335191), (9301, 287981)]