2495717

素因数分解:

$7^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 18

約数和(自身を含む): 3056454

約数和(自身を除く): 560737

約数列:

[1, 7, 31, 49, 53, 217, 371, 961, 1519, 1643, 2597, 6727, 11501, 47089, 50933, 80507, 356531, 2495717]

約数ペア:

[(1, 2495717), (7, 356531), (31, 80507), (49, 50933), (53, 47089), (217, 11501), (371, 6727), (961, 2597), (1519, 1643)]