388637589

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{6689}}^1$

素因数の和:6980

約数の個数: 16

約数和(自身を含む): 525994560

約数和(自身を除く): 137356971

約数列:

[1, 3, 107, 181, 321, 543, 6689, 19367, 20067, 58101, 715723, 1210709, 2147169, 3632127, 129545863, 388637589]

約数ペア:

[(1, 388637589), (3, 129545863), (107, 3632127), (181, 2147169), (321, 1210709), (543, 715723), (6689, 58101), (19367, 20067)]