2569021

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 3335640

約数和(自身を除く): 766619

約数列:

[1, 7, 13, 37, 49, 91, 109, 259, 481, 637, 763, 1417, 1813, 3367, 4033, 5341, 9919, 23569, 28231, 52429, 69433, 197617, 367003, 2569021]

約数ペア:

[(1, 2569021), (7, 367003), (13, 197617), (37, 69433), (49, 52429), (91, 28231), (109, 23569), (259, 9919), (481, 5341), (637, 4033), (763, 3367), (1417, 1813)]