28908253

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 33445440

約数和(自身を除く): 4537187

約数列:

[1, 11, 19, 157, 209, 881, 1727, 2983, 9691, 16739, 32813, 138317, 184129, 1521487, 2628023, 28908253]

約数ペア:

[(1, 28908253), (11, 2628023), (19, 1521487), (157, 184129), (209, 138317), (881, 32813), (1727, 16739), (2983, 9691)]