78991059

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{27061}}^1$

素因数の和:27210

約数の個数: 16

約数和(自身を含む): 121237760

約数和(自身を除く): 42246701

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 27061, 81183, 189427, 568281, 3761479, 11284437, 26330353, 78991059]

約数ペア:

[(1, 78991059), (3, 26330353), (7, 11284437), (21, 3761479), (139, 568281), (417, 189427), (973, 81183), (2919, 27061)]