31441371

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 48007680

約数和(自身を除く): 16566309

約数列:

[1, 3, 13, 19, 39, 57, 151, 247, 281, 453, 741, 843, 1963, 2869, 3653, 5339, 5889, 8607, 10959, 16017, 37297, 42431, 69407, 111891, 127293, 208221, 551603, 806189, 1654809, 2418567, 10480457, 31441371]

約数ペア:

[(1, 31441371), (3, 10480457), (13, 2418567), (19, 1654809), (39, 806189), (57, 551603), (151, 208221), (247, 127293), (281, 111891), (453, 69407), (741, 42431), (843, 37297), (1963, 16017), (2869, 10959), (3653, 8607), (5339, 5889)]