205258833

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 355622400

約数和(自身を除く): 150363567

約数列:

[1, 3, 9, 13, 17, 27, 39, 41, 51, 117, 123, 153, 221, 351, 369, 459, 533, 663, 697, 839, 1107, 1599, 1989, 2091, 2517, 4797, 5967, 6273, 7551, 9061, 10907, 14263, 14391, 18819, 22653, 27183, 32721, 34399, 42789, 81549, 98163, 103197, 128367, 185419, 244647, 294489, 309591, 385101, 447187, 556257, 584783, 928773, 1341561, 1668771, 1754349, 4024683, 5006313, 5263047, 7602179, 12074049, 15789141, 22806537, 68419611, 205258833]

約数ペア:

[(1, 205258833), (3, 68419611), (9, 22806537), (13, 15789141), (17, 12074049), (27, 7602179), (39, 5263047), (41, 5006313), (51, 4024683), (117, 1754349), (123, 1668771), (153, 1341561), (221, 928773), (351, 584783), (369, 556257), (459, 447187), (533, 385101), (663, 309591), (697, 294489), (839, 244647), (1107, 185419), (1599, 128367), (1989, 103197), (2091, 98163), (2517, 81549), (4797, 42789), (5967, 34399), (6273, 32721), (7551, 27183), (9061, 22653), (10907, 18819), (14263, 14391)]