68904619

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 86676480

約数和(自身を除く): 17771861

約数列:

[1, 7, 23, 37, 43, 161, 259, 269, 301, 851, 989, 1591, 1883, 5957, 6187, 6923, 9953, 11137, 11567, 36593, 43309, 69671, 80969, 228919, 256151, 266041, 427979, 1602433, 1862287, 2995853, 9843517, 68904619]

約数ペア:

[(1, 68904619), (7, 9843517), (23, 2995853), (37, 1862287), (43, 1602433), (161, 427979), (259, 266041), (269, 256151), (301, 228919), (851, 80969), (989, 69671), (1591, 43309), (1883, 36593), (5957, 11567), (6187, 11137), (6923, 9953)]