16993249

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 32

約数和(自身を含む): 22131200

約数和(自身を除く): 5137951

約数列:

[1, 7, 13, 37, 49, 91, 103, 259, 343, 481, 637, 721, 1339, 1813, 3367, 3811, 4459, 5047, 9373, 12691, 23569, 26677, 35329, 49543, 65611, 164983, 186739, 346801, 459277, 1307173, 2427607, 16993249]

約数ペア:

[(1, 16993249), (7, 2427607), (13, 1307173), (37, 459277), (49, 346801), (91, 186739), (103, 164983), (259, 65611), (343, 49543), (481, 35329), (637, 26677), (721, 23569), (1339, 12691), (1813, 9373), (3367, 5047), (3811, 4459)]