68977139

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 93155328

約数和(自身を除く): 24178189

約数列:

[1, 7, 11, 31, 37, 71, 77, 121, 217, 259, 341, 407, 497, 781, 847, 1147, 2201, 2387, 2627, 2849, 3751, 4477, 5467, 8029, 8591, 12617, 15407, 18389, 24211, 26257, 28897, 31339, 60137, 81437, 88319, 138787, 169477, 202279, 266321, 317867, 570059, 895807, 971509, 1864247, 2225069, 6270649, 9853877, 68977139]

約数ペア:

[(1, 68977139), (7, 9853877), (11, 6270649), (31, 2225069), (37, 1864247), (71, 971509), (77, 895807), (121, 570059), (217, 317867), (259, 266321), (341, 202279), (407, 169477), (497, 138787), (781, 88319), (847, 81437), (1147, 60137), (2201, 31339), (2387, 28897), (2627, 26257), (2849, 24211), (3751, 18389), (4477, 15407), (5467, 12617), (8029, 8591)]