40864263

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 61212672

約数和(自身を除く): 20348409

約数列:

[1, 3, 11, 33, 71, 107, 163, 213, 321, 489, 781, 1177, 1793, 2343, 3531, 5379, 7597, 11573, 17441, 22791, 34719, 52323, 83567, 127303, 191851, 250701, 381909, 575553, 1238311, 3714933, 13621421, 40864263]

約数ペア:

[(1, 40864263), (3, 13621421), (11, 3714933), (33, 1238311), (71, 575553), (107, 381909), (163, 250701), (213, 191851), (321, 127303), (489, 83567), (781, 52323), (1177, 34719), (1793, 22791), (2343, 17441), (3531, 11573), (5379, 7597)]