671994

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1054

約数の個数: 24

約数和(自身を含む): 1496820

約数和(自身を除く): 824826

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 1009, 2018, 3027, 6054, 9081, 18162, 37333, 74666, 111999, 223998, 335997, 671994]

約数ペア:

[(1, 671994), (2, 335997), (3, 223998), (6, 111999), (9, 74666), (18, 37333), (37, 18162), (74, 9081), (111, 6054), (222, 3027), (333, 2018), (666, 1009)]