26298261

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 46475520

約数和(自身を除く): 20177259

約数列:

[1, 3, 9, 11, 19, 31, 33, 41, 57, 93, 99, 121, 123, 171, 209, 279, 341, 363, 369, 451, 589, 627, 779, 1023, 1089, 1271, 1353, 1767, 1881, 2299, 2337, 3069, 3751, 3813, 4059, 4961, 5301, 6479, 6897, 7011, 8569, 11253, 11439, 13981, 14883, 19437, 20691, 24149, 25707, 33759, 41943, 44649, 58311, 71269, 72447, 77121, 94259, 125829, 153791, 213807, 217341, 265639, 282777, 461373, 641421, 796917, 848331, 1384119, 2390751, 2922029, 8766087, 26298261]

約数ペア:

[(1, 26298261), (3, 8766087), (9, 2922029), (11, 2390751), (19, 1384119), (31, 848331), (33, 796917), (41, 641421), (57, 461373), (93, 282777), (99, 265639), (121, 217341), (123, 213807), (171, 153791), (209, 125829), (279, 94259), (341, 77121), (363, 72447), (369, 71269), (451, 58311), (589, 44649), (627, 41943), (779, 33759), (1023, 25707), (1089, 24149), (1271, 20691), (1353, 19437), (1767, 14883), (1881, 13981), (2299, 11439), (2337, 11253), (3069, 8569), (3751, 7011), (3813, 6897), (4059, 6479), (4961, 5301)]