8720231396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{128238697}}^1$

素因数の和:128238718

約数の個数: 12

約数和(自身を含む): 16158075948

約数和(自身を除く): 7437844552

約数列:

[1, 2, 4, 17, 34, 68, 128238697, 256477394, 512954788, 2180057849, 4360115698, 8720231396]

約数ペア:

[(1, 8720231396), (2, 4360115698), (4, 2180057849), (17, 512954788), (34, 256477394), (68, 128238697)]