28179316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10499}}^1$

素因数の和:10575

約数の個数: 24

約数和(自身を含む): 54684000

約数和(自身を除く): 26504684

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 10499, 20998, 41996, 115489, 230978, 461956, 640439, 1280878, 2561756, 7044829, 14089658, 28179316]

約数ペア:

[(1, 28179316), (2, 14089658), (4, 7044829), (11, 2561756), (22, 1280878), (44, 640439), (61, 461956), (122, 230978), (244, 115489), (671, 41996), (1342, 20998), (2684, 10499)]