68928188

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{66533}}^1$

素因数の和:66581

約数の個数: 24

約数和(自身を含む): 141584352

約数和(自身を除く): 72656164

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 66533, 133066, 266132, 465731, 931462, 1862924, 2461721, 4923442, 9846884, 17232047, 34464094, 68928188]

約数ペア:

[(1, 68928188), (2, 34464094), (4, 17232047), (7, 9846884), (14, 4923442), (28, 2461721), (37, 1862924), (74, 931462), (148, 465731), (259, 266132), (518, 133066), (1036, 66533)]