251489337

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2609}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 384860160

約数和(自身を除く): 133370823

約数列:

[1, 3, 11, 23, 33, 69, 127, 253, 381, 759, 1397, 2609, 2921, 4191, 7827, 8763, 28699, 32131, 60007, 86097, 96393, 180021, 331343, 660077, 994029, 1980231, 3644773, 7620889, 10934319, 22862667, 83829779, 251489337]

約数ペア:

[(1, 251489337), (3, 83829779), (11, 22862667), (23, 10934319), (33, 7620889), (69, 3644773), (127, 1980231), (253, 994029), (381, 660077), (759, 331343), (1397, 180021), (2609, 96393), (2921, 86097), (4191, 60007), (7827, 32131), (8763, 28699)]