671211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 1061424

約数和(自身を除く): 390213

約数列:

[1, 3, 9, 17, 41, 51, 107, 123, 153, 321, 369, 697, 963, 1819, 2091, 4387, 5457, 6273, 13161, 16371, 39483, 74579, 223737, 671211]

約数ペア:

[(1, 671211), (3, 223737), (9, 74579), (17, 39483), (41, 16371), (51, 13161), (107, 6273), (123, 5457), (153, 4387), (321, 2091), (369, 1819), (697, 963)]