215219619

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{449}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 328104000

約数和(自身を除く): 112884381

約数列:

[1, 3, 9, 27, 41, 123, 369, 433, 449, 1107, 1299, 1347, 3897, 4041, 11691, 12123, 17753, 18409, 53259, 55227, 159777, 165681, 194417, 479331, 497043, 583251, 1749753, 5249259, 7971097, 23913291, 71739873, 215219619]

約数ペア:

[(1, 215219619), (3, 71739873), (9, 23913291), (27, 7971097), (41, 5249259), (123, 1749753), (369, 583251), (433, 497043), (449, 479331), (1107, 194417), (1299, 165681), (1347, 159777), (3897, 55227), (4041, 53259), (11691, 18409), (12123, 17753)]