67663071

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2252

約数の個数: 36

約数和(自身を含む): 115347024

約数和(自身を除く): 47683953

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 2161, 3479, 4473, 6483, 10437, 15127, 19449, 31311, 45381, 105889, 136143, 153431, 317667, 460293, 953001, 1074017, 1380879, 3222051, 7518119, 9666153, 22554357, 67663071]

約数ペア:

[(1, 67663071), (3, 22554357), (7, 9666153), (9, 7518119), (21, 3222051), (49, 1380879), (63, 1074017), (71, 953001), (147, 460293), (213, 317667), (441, 153431), (497, 136143), (639, 105889), (1491, 45381), (2161, 31311), (3479, 19449), (4473, 15127), (6483, 10437)]