539847

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 1048320

約数和(自身を除く): 508473

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 41, 57, 63, 77, 99, 123, 133, 171, 209, 231, 287, 369, 399, 451, 627, 693, 779, 861, 1197, 1353, 1463, 1881, 2337, 2583, 3157, 4059, 4389, 5453, 7011, 8569, 9471, 13167, 16359, 25707, 28413, 49077, 59983, 77121, 179949, 539847]

約数ペア:

[(1, 539847), (3, 179949), (7, 77121), (9, 59983), (11, 49077), (19, 28413), (21, 25707), (33, 16359), (41, 13167), (57, 9471), (63, 8569), (77, 7011), (99, 5453), (123, 4389), (133, 4059), (171, 3157), (209, 2583), (231, 2337), (287, 1881), (369, 1463), (399, 1353), (451, 1197), (627, 861), (693, 779)]