28339713

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{1933}}^1$

素因数の和:2126

約数の個数: 20

約数和(自身を含む): 42590548

約数和(自身を除く): 14250835

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 1933, 4887, 5799, 14661, 17397, 52191, 156573, 349873, 1049619, 3148857, 9446571, 28339713]

約数ペア:

[(1, 28339713), (3, 9446571), (9, 3148857), (27, 1049619), (81, 349873), (181, 156573), (543, 52191), (1629, 17397), (1933, 14661), (4887, 5799)]