127649543

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{12149}}^1$

素因数の和:12254

約数の個数: 16

約数和(自身を含む): 155520000

約数和(自身を除く): 27870457

約数列:

[1, 7, 19, 79, 133, 553, 1501, 10507, 12149, 85043, 230831, 959771, 1615817, 6718397, 18235649, 127649543]

約数ペア:

[(1, 127649543), (7, 18235649), (19, 6718397), (79, 1615817), (133, 959771), (553, 230831), (1501, 85043), (10507, 12149)]