127769144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4721}}^1$

素因数の和:4943

約数の個数: 32

約数和(自身を含む): 254988000

約数和(自身を除く): 127218856

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 199, 398, 796, 1592, 3383, 4721, 6766, 9442, 13532, 18884, 27064, 37768, 80257, 160514, 321028, 642056, 939479, 1878958, 3757916, 7515832, 15971143, 31942286, 63884572, 127769144]

約数ペア:

[(1, 127769144), (2, 63884572), (4, 31942286), (8, 15971143), (17, 7515832), (34, 3757916), (68, 1878958), (136, 939479), (199, 642056), (398, 321028), (796, 160514), (1592, 80257), (3383, 37768), (4721, 27064), (6766, 18884), (9442, 13532)]