68935321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 88309760

約数和(自身を除く): 19374439

約数列:

[1, 7, 13, 43, 79, 91, 223, 301, 553, 559, 1027, 1561, 2899, 3397, 3913, 7189, 9589, 17617, 20293, 23779, 44161, 67123, 123319, 124657, 229021, 309127, 757531, 872599, 1603147, 5302717, 9847903, 68935321]

約数ペア:

[(1, 68935321), (7, 9847903), (13, 5302717), (43, 1603147), (79, 872599), (91, 757531), (223, 309127), (301, 229021), (553, 124657), (559, 123319), (1027, 67123), (1561, 44161), (2899, 23779), (3397, 20293), (3913, 17617), (7189, 9589)]