211732917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3361}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 325334016

約数和(自身を除く): 113601099

約数列:

[1, 3, 11, 23, 33, 69, 83, 249, 253, 759, 913, 1909, 2739, 3361, 5727, 10083, 20999, 36971, 62997, 77303, 110913, 231909, 278963, 836889, 850333, 2550999, 3068593, 6416149, 9205779, 19248447, 70577639, 211732917]

約数ペア:

[(1, 211732917), (3, 70577639), (11, 19248447), (23, 9205779), (33, 6416149), (69, 3068593), (83, 2550999), (249, 850333), (253, 836889), (759, 278963), (913, 231909), (1909, 110913), (2739, 77303), (3361, 62997), (5727, 36971), (10083, 20999)]