31133421

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 52071552

約数和(自身を除く): 20938131

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 113, 121, 207, 253, 339, 363, 759, 1017, 1089, 1243, 1331, 2277, 2599, 2783, 3729, 3993, 7797, 8349, 11187, 11979, 13673, 23391, 25047, 28589, 30613, 41019, 85767, 91839, 123057, 150403, 257301, 275517, 314479, 451209, 943437, 1353627, 2830311, 3459269, 10377807, 31133421]

約数ペア:

[(1, 31133421), (3, 10377807), (9, 3459269), (11, 2830311), (23, 1353627), (33, 943437), (69, 451209), (99, 314479), (113, 275517), (121, 257301), (207, 150403), (253, 123057), (339, 91839), (363, 85767), (759, 41019), (1017, 30613), (1089, 28589), (1243, 25047), (1331, 23391), (2277, 13673), (2599, 11979), (2783, 11187), (3729, 8349), (3993, 7797)]