2564511103

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{16661}}^1$

素因数の和:18678

約数の個数: 16

約数和(自身を含む): 3199104000

約数和(自身を除く): 634592897

約数列:

[1, 7, 11, 77, 1999, 13993, 16661, 21989, 116627, 153923, 183271, 1282897, 33305339, 233137373, 366358729, 2564511103]

約数ペア:

[(1, 2564511103), (7, 366358729), (11, 233137373), (77, 33305339), (1999, 1282897), (13993, 183271), (16661, 153923), (21989, 116627)]