28141983

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1051

約数の個数: 24

約数和(自身を含む): 43056000

約数和(自身を除く): 14914017

約数列:

[1, 3, 9, 19, 57, 171, 199, 597, 827, 1791, 2481, 3781, 7443, 11343, 15713, 34029, 47139, 141417, 164573, 493719, 1481157, 3126887, 9380661, 28141983]

約数ペア:

[(1, 28141983), (3, 9380661), (9, 3126887), (19, 1481157), (57, 493719), (171, 164573), (199, 141417), (597, 47139), (827, 34029), (1791, 15713), (2481, 11343), (3781, 7443)]