75684721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{4003}}^1$

素因数の和:4120

約数の個数: 16

約数和(自身を含む): 90073984

約数和(自身を除く): 14389263

約数列:

[1, 7, 37, 73, 259, 511, 2701, 4003, 18907, 28021, 148111, 292219, 1036777, 2045533, 10812103, 75684721]

約数ペア:

[(1, 75684721), (7, 10812103), (37, 2045533), (73, 1036777), (259, 292219), (511, 148111), (2701, 28021), (4003, 18907)]