28207527

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 38649600

約数和(自身を除く): 10442073

約数列:

[1, 3, 43, 129, 449, 487, 1347, 1461, 19307, 20941, 57921, 62823, 218663, 655989, 9402509, 28207527]

約数ペア:

[(1, 28207527), (3, 9402509), (43, 655989), (129, 218663), (449, 62823), (487, 57921), (1347, 20941), (1461, 19307)]