12886085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 17625600

約数和(自身を除く): 4739515

約数列:

[1, 5, 17, 19, 79, 85, 95, 101, 323, 395, 505, 1343, 1501, 1615, 1717, 1919, 6715, 7505, 7979, 8585, 9595, 25517, 32623, 39895, 127585, 135643, 151601, 163115, 678215, 758005, 2577217, 12886085]

約数ペア:

[(1, 12886085), (5, 2577217), (17, 758005), (19, 678215), (79, 163115), (85, 151601), (95, 135643), (101, 127585), (323, 39895), (395, 32623), (505, 25517), (1343, 9595), (1501, 8585), (1615, 7979), (1717, 7505), (1919, 6715)]