28778860663

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{7027}}^1$

素因数の和:7196

約数の個数: 48

約数和(自身を含む): 36342069120

約数和(自身を除く): 7563208457

約数列:

[1, 7, 19, 49, 53, 83, 133, 371, 581, 931, 1007, 1577, 2597, 4067, 4399, 7027, 7049, 11039, 30793, 49189, 49343, 77273, 83581, 133513, 215551, 344323, 372431, 583241, 585067, 934591, 2607017, 4082687, 4095469, 6542137, 7076189, 11081579, 18249119, 28578809, 30911773, 49533323, 77571053, 216382411, 346733261, 542997371, 587323687, 1514676877, 4111265809, 28778860663]

約数ペア:

[(1, 28778860663), (7, 4111265809), (19, 1514676877), (49, 587323687), (53, 542997371), (83, 346733261), (133, 216382411), (371, 77571053), (581, 49533323), (931, 30911773), (1007, 28578809), (1577, 18249119), (2597, 11081579), (4067, 7076189), (4399, 6542137), (7027, 4095469), (7049, 4082687), (11039, 2607017), (30793, 934591), (49189, 585067), (49343, 583241), (77273, 372431), (83581, 344323), (133513, 215551)]