78543157

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 100816128

約数和(自身を除く): 22272971

約数列:

[1, 7, 11, 47, 77, 121, 329, 517, 847, 1973, 3619, 5687, 13811, 21703, 39809, 92731, 151921, 238733, 649117, 1020041, 1671131, 7140287, 11220451, 78543157]

約数ペア:

[(1, 78543157), (7, 11220451), (11, 7140287), (47, 1671131), (77, 1020041), (121, 649117), (329, 238733), (517, 151921), (847, 92731), (1973, 39809), (3619, 21703), (5687, 13811)]