77920986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 184415616

約数和(自身を除く): 106494630

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 197, 286, 394, 429, 461, 591, 858, 922, 1182, 1383, 2167, 2561, 2766, 4334, 5071, 5122, 5993, 6501, 7683, 10142, 11986, 13002, 15213, 15366, 17979, 28171, 30426, 35958, 56342, 65923, 84513, 90817, 131846, 169026, 181634, 197769, 272451, 395538, 544902, 998987, 1180621, 1997974, 2361242, 2996961, 3541863, 5993922, 7083726, 12986831, 25973662, 38960493, 77920986]

約数ペア:

[(1, 77920986), (2, 38960493), (3, 25973662), (6, 12986831), (11, 7083726), (13, 5993922), (22, 3541863), (26, 2996961), (33, 2361242), (39, 1997974), (66, 1180621), (78, 998987), (143, 544902), (197, 395538), (286, 272451), (394, 197769), (429, 181634), (461, 169026), (591, 131846), (858, 90817), (922, 84513), (1182, 65923), (1383, 56342), (2167, 35958), (2561, 30426), (2766, 28171), (4334, 17979), (5071, 15366), (5122, 15213), (5993, 13002), (6501, 11986), (7683, 10142)]