42639667

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 51477760

約数和(自身を除く): 8838093

約数列:

[1, 7, 19, 133, 523, 613, 3661, 4291, 9937, 11647, 69559, 81529, 320599, 2244193, 6091381, 42639667]

約数ペア:

[(1, 42639667), (7, 6091381), (19, 2244193), (133, 320599), (523, 81529), (613, 69559), (3661, 11647), (4291, 9937)]