388636281

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{19927}}^1$

素因数の和:20141

約数の個数: 24

約数和(自身を含む): 615536064

約数和(自身を除く): 226899783

約数列:

[1, 3, 9, 11, 33, 99, 197, 591, 1773, 2167, 6501, 19503, 19927, 59781, 179343, 219197, 657591, 1972773, 3925619, 11776857, 35330571, 43181809, 129545427, 388636281]

約数ペア:

[(1, 388636281), (3, 129545427), (9, 43181809), (11, 35330571), (33, 11776857), (99, 3925619), (197, 1972773), (591, 657591), (1773, 219197), (2167, 179343), (6501, 59781), (19503, 19927)]