2521883

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3274992

約数和(自身を除く): 753109

約数列:

[1, 7, 13, 37, 49, 91, 107, 259, 481, 637, 749, 1391, 1813, 3367, 3959, 5243, 9737, 23569, 27713, 51467, 68159, 193991, 360269, 2521883]

約数ペア:

[(1, 2521883), (7, 360269), (13, 193991), (37, 68159), (49, 51467), (91, 27713), (107, 23569), (259, 9737), (481, 5243), (637, 3959), (749, 3367), (1391, 1813)]