2979231619

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{743}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 3709762560

約数和(自身を除く): 730530941

約数列:

[1, 7, 13, 91, 139, 317, 743, 973, 1807, 2219, 4121, 5201, 9659, 12649, 28847, 44063, 67613, 103277, 235531, 308441, 572819, 722939, 1342601, 1648717, 3061903, 4009733, 9398207, 21433321, 32738809, 229171663, 425604517, 2979231619]

約数ペア:

[(1, 2979231619), (7, 425604517), (13, 229171663), (91, 32738809), (139, 21433321), (317, 9398207), (743, 4009733), (973, 3061903), (1807, 1648717), (2219, 1342601), (4121, 722939), (5201, 572819), (9659, 308441), (12649, 235531), (28847, 103277), (44063, 67613)]