31482321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18773}}^1$

素因数の和:18832

約数の個数: 16

約数和(自身を含む): 46259136

約数和(自身を除く): 14776815

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 18773, 56319, 244049, 732147, 807239, 2421717, 10494107, 31482321]

約数ペア:

[(1, 31482321), (3, 10494107), (13, 2421717), (39, 807239), (43, 732147), (129, 244049), (559, 56319), (1677, 18773)]