28891156

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3361}}^1$

素因数の和:3679

約数の個数: 24

約数和(自身を含む): 57987776

約数和(自身を除く): 29096620

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 3361, 4298, 6722, 8596, 13444, 23527, 47054, 94108, 1031827, 2063654, 4127308, 7222789, 14445578, 28891156]

約数ペア:

[(1, 28891156), (2, 14445578), (4, 7222789), (7, 4127308), (14, 2063654), (28, 1031827), (307, 94108), (614, 47054), (1228, 23527), (2149, 13444), (3361, 8596), (4298, 6722)]