28405244

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19141}}^1$

素因数の和:19205

約数の個数: 24

約数和(自身を含む): 57885408

約数和(自身を除く): 29480164

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 19141, 38282, 76564, 133987, 267974, 535948, 1014473, 2028946, 4057892, 7101311, 14202622, 28405244]

約数ペア:

[(1, 28405244), (2, 14202622), (4, 7101311), (7, 4057892), (14, 2028946), (28, 1014473), (53, 535948), (106, 267974), (212, 133987), (371, 76564), (742, 38282), (1484, 19141)]