72861545

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 88748352

約数和(自身を除く): 15886807

約数列:

[1, 5, 131, 173, 643, 655, 865, 3215, 22663, 84233, 111239, 113315, 421165, 556195, 14572309, 72861545]

約数ペア:

[(1, 72861545), (5, 14572309), (131, 556195), (173, 421165), (643, 113315), (655, 111239), (865, 84233), (3215, 22663)]