65208689

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 83655936

約数和(自身を除く): 18447247

約数列:

[1, 7, 13, 37, 91, 107, 181, 259, 481, 749, 1267, 1391, 2353, 3367, 3959, 6697, 9737, 16471, 19367, 27713, 46879, 51467, 87061, 135569, 251771, 360269, 609427, 716579, 1762397, 5016053, 9315527, 65208689]

約数ペア:

[(1, 65208689), (7, 9315527), (13, 5016053), (37, 1762397), (91, 716579), (107, 609427), (181, 360269), (259, 251771), (481, 135569), (749, 87061), (1267, 51467), (1391, 46879), (2353, 27713), (3367, 19367), (3959, 16471), (6697, 9737)]