2165490719

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{271603}}^1$

素因数の和:271694

約数の個数: 16

約数和(自身を含む): 2659546368

約数和(自身を除く): 494055649

約数列:

[1, 7, 17, 67, 119, 469, 1139, 7973, 271603, 1901221, 4617251, 18197401, 32320757, 127381807, 309355817, 2165490719]

約数ペア:

[(1, 2165490719), (7, 309355817), (17, 127381807), (67, 32320757), (119, 18197401), (469, 4617251), (1139, 1901221), (7973, 271603)]