2492581

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 24

約数和(自身を含む): 3220800

約数和(自身を除く): 728219

約数列:

[1, 7, 13, 43, 49, 91, 169, 301, 343, 559, 637, 1183, 2107, 3913, 4459, 7267, 8281, 14749, 27391, 50869, 57967, 191737, 356083, 2492581]

約数ペア:

[(1, 2492581), (7, 356083), (13, 191737), (43, 57967), (49, 50869), (91, 27391), (169, 14749), (301, 8281), (343, 7267), (559, 4459), (637, 3913), (1183, 2107)]