180040553

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8147}}^1$

素因数の和:8213

約数の個数: 24

約数和(自身を含む): 234075744

約数和(自身を除く): 54035191

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 2009, 3157, 8147, 22099, 57029, 89617, 334027, 399203, 627319, 2338189, 3674297, 4391233, 16367323, 25720079, 180040553]

約数ペア:

[(1, 180040553), (7, 25720079), (11, 16367323), (41, 4391233), (49, 3674297), (77, 2338189), (287, 627319), (451, 399203), (539, 334027), (2009, 89617), (3157, 57029), (8147, 22099)]