28775187

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5503}}^1$

素因数の和:5599

約数の個数: 24

約数和(自身を含む): 48082944

約数和(自身を除く): 19307757

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 5503, 16509, 38521, 49527, 115563, 346689, 456749, 1370247, 3197243, 4110741, 9591729, 28775187]

約数ペア:

[(1, 28775187), (3, 9591729), (7, 4110741), (9, 3197243), (21, 1370247), (63, 456749), (83, 346689), (249, 115563), (581, 49527), (747, 38521), (1743, 16509), (5229, 5503)]