28047068

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16421}}^1$

素因数の和:16493

約数の個数: 24

約数和(自身を含む): 57017184

約数和(自身を除く): 28970116

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 16421, 32842, 65684, 114947, 229894, 459788, 1001681, 2003362, 4006724, 7011767, 14023534, 28047068]

約数ペア:

[(1, 28047068), (2, 14023534), (4, 7011767), (7, 4006724), (14, 2003362), (28, 1001681), (61, 459788), (122, 229894), (244, 114947), (427, 65684), (854, 32842), (1708, 16421)]