28707969

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 38912000

約数和(自身を除く): 10204031

約数列:

[1, 3, 127, 151, 381, 453, 499, 1497, 19177, 57531, 63373, 75349, 190119, 226047, 9569323, 28707969]

約数ペア:

[(1, 28707969), (3, 9569323), (127, 226047), (151, 190119), (381, 75349), (453, 63373), (499, 57531), (1497, 19177)]