16137891

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 30707040

約数和(自身を除く): 14569149

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 73, 77, 87, 99, 121, 203, 219, 231, 261, 319, 363, 511, 609, 657, 693, 803, 847, 957, 1089, 1533, 1827, 2117, 2233, 2409, 2541, 2871, 3509, 4599, 5621, 6351, 6699, 7227, 7623, 8833, 10527, 14819, 16863, 19053, 20097, 23287, 24563, 26499, 31581, 44457, 50589, 61831, 69861, 73689, 79497, 133371, 163009, 185493, 209583, 221067, 256157, 489027, 556479, 768471, 1467081, 1793099, 2305413, 5379297, 16137891]

約数ペア:

[(1, 16137891), (3, 5379297), (7, 2305413), (9, 1793099), (11, 1467081), (21, 768471), (29, 556479), (33, 489027), (63, 256157), (73, 221067), (77, 209583), (87, 185493), (99, 163009), (121, 133371), (203, 79497), (219, 73689), (231, 69861), (261, 61831), (319, 50589), (363, 44457), (511, 31581), (609, 26499), (657, 24563), (693, 23287), (803, 20097), (847, 19053), (957, 16863), (1089, 14819), (1533, 10527), (1827, 8833), (2117, 7623), (2233, 7227), (2409, 6699), (2541, 6351), (2871, 5621), (3509, 4599)]