127980713

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{991}}^1$

素因数の和:1988

約数の個数: 16

約数和(自身を含む): 154275840

約数和(自身を除く): 26295127

約数列:

[1, 7, 19, 133, 971, 991, 6797, 6937, 18449, 18829, 129143, 131803, 962261, 6735827, 18282959, 127980713]

約数ペア:

[(1, 127980713), (7, 18282959), (19, 6735827), (133, 962261), (971, 131803), (991, 129143), (6797, 18829), (6937, 18449)]