31482891

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 51632640

約数和(自身を除く): 20149749

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1493, 1917, 2343, 4479, 7029, 13437, 16423, 21087, 40311, 49269, 106003, 147807, 318009, 443421, 954027, 1166033, 2862081, 3498099, 10494297, 31482891]

約数ペア:

[(1, 31482891), (3, 10494297), (9, 3498099), (11, 2862081), (27, 1166033), (33, 954027), (71, 443421), (99, 318009), (213, 147807), (297, 106003), (639, 49269), (781, 40311), (1493, 21087), (1917, 16423), (2343, 13437), (4479, 7029)]