211679919

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6661}}^1$

素因数の和:6788

約数の個数: 32

約数和(自身を含む): 345358080

約数和(自身を除く): 133678161

約数列:

[1, 3, 9, 11, 27, 33, 99, 107, 297, 321, 963, 1177, 2889, 3531, 6661, 10593, 19983, 31779, 59949, 73271, 179847, 219813, 659439, 712727, 1978317, 2138181, 6414543, 7839997, 19243629, 23519991, 70559973, 211679919]

約数ペア:

[(1, 211679919), (3, 70559973), (9, 23519991), (11, 19243629), (27, 7839997), (33, 6414543), (99, 2138181), (107, 1978317), (297, 712727), (321, 659439), (963, 219813), (1177, 179847), (2889, 73271), (3531, 59949), (6661, 31779), (10593, 19983)]