809700003

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{31271}}^1$

素因数の和:31424

約数の個数: 32

約数和(自身を含む): 1380971520

約数和(自身を除く): 571271517

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2877, 3699, 8631, 25893, 31271, 93813, 218897, 281439, 656691, 844317, 1970073, 4284127, 5910219, 12852381, 29988889, 38557143, 89966667, 115671429, 269900001, 809700003]

約数ペア:

[(1, 809700003), (3, 269900001), (7, 115671429), (9, 89966667), (21, 38557143), (27, 29988889), (63, 12852381), (137, 5910219), (189, 4284127), (411, 1970073), (959, 844317), (1233, 656691), (2877, 281439), (3699, 218897), (8631, 93813), (25893, 31271)]