2005163209

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{21089}}^1$

素因数の和:21177

約数の個数: 24

約数和(自身を含む): 2486257920

約数和(自身を除く): 481094711

約数列:

[1, 7, 17, 47, 119, 289, 329, 799, 2023, 5593, 13583, 21089, 95081, 147623, 358513, 991183, 2509591, 6094721, 6938281, 16850111, 42663047, 117950777, 286451887, 2005163209]

約数ペア:

[(1, 2005163209), (7, 286451887), (17, 117950777), (47, 42663047), (119, 16850111), (289, 6938281), (329, 6094721), (799, 2509591), (2023, 991183), (5593, 358513), (13583, 147623), (21089, 95081)]