28678833

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{3209}}^1$

素因数の和:3549

約数の個数: 16

約数和(自身を含む): 42628800

約数和(自身を除く): 13949967

約数列:

[1, 3, 9, 27, 331, 993, 2979, 3209, 8937, 9627, 28881, 86643, 1062179, 3186537, 9559611, 28678833]

約数ペア:

[(1, 28678833), (3, 9559611), (9, 3186537), (27, 1062179), (331, 86643), (993, 28881), (2979, 9627), (3209, 8937)]