8980804987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2903}}^1\times {\mathrm{40177}}^1$

素因数の和:43098

約数の個数: 16

約数和(自身を含む): 11200983552

約数和(自身を除く): 2220178565

約数列:

[1, 7, 11, 77, 2903, 20321, 31933, 40177, 223531, 281239, 441947, 3093629, 116633831, 816436817, 1282972141, 8980804987]

約数ペア:

[(1, 8980804987), (7, 1282972141), (11, 816436817), (77, 116633831), (2903, 3093629), (20321, 441947), (31933, 281239), (40177, 223531)]