12840117

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1129}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 18224640

約数和(自身を除く): 5384523

約数列:

[1, 3, 17, 51, 223, 669, 1129, 3387, 3791, 11373, 19193, 57579, 251767, 755301, 4280039, 12840117]

約数ペア:

[(1, 12840117), (3, 4280039), (17, 755301), (51, 251767), (223, 57579), (669, 19193), (1129, 11373), (3387, 3791)]