208033721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{11003}}^1$

素因数の和:11120

約数の個数: 16

約数和(自身を含む): 247545984

約数和(自身を除く): 39512263

約数列:

[1, 7, 37, 73, 259, 511, 2701, 11003, 18907, 77021, 407111, 803219, 2849777, 5622533, 29719103, 208033721]

約数ペア:

[(1, 208033721), (7, 29719103), (37, 5622533), (73, 2849777), (259, 803219), (511, 407111), (2701, 77021), (11003, 18907)]