1291556826

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27779}}^1$

素因数の和:27841

約数の個数: 80

約数和(自身を含む): 3388271040

約数和(自身を除く): 2096714214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 81, 82, 123, 126, 162, 189, 246, 287, 369, 378, 567, 574, 738, 861, 1107, 1134, 1722, 2214, 2583, 3321, 5166, 6642, 7749, 15498, 23247, 27779, 46494, 55558, 83337, 166674, 194453, 250011, 388906, 500022, 583359, 750033, 1138939, 1166718, 1500066, 1750077, 2250099, 2277878, 3416817, 3500154, 4500198, 5250231, 6833634, 7972573, 10250451, 10500462, 15750693, 15945146, 20500902, 23917719, 30751353, 31501386, 47835438, 61502706, 71753157, 92254059, 143506314, 184508118, 215259471, 430518942, 645778413, 1291556826]

約数ペア:

[(1, 1291556826), (2, 645778413), (3, 430518942), (6, 215259471), (7, 184508118), (9, 143506314), (14, 92254059), (18, 71753157), (21, 61502706), (27, 47835438), (41, 31501386), (42, 30751353), (54, 23917719), (63, 20500902), (81, 15945146), (82, 15750693), (123, 10500462), (126, 10250451), (162, 7972573), (189, 6833634), (246, 5250231), (287, 4500198), (369, 3500154), (378, 3416817), (567, 2277878), (574, 2250099), (738, 1750077), (861, 1500066), (1107, 1166718), (1134, 1138939), (1722, 750033), (2214, 583359), (2583, 500022), (3321, 388906), (5166, 250011), (6642, 194453), (7749, 166674), (15498, 83337), (23247, 55558), (27779, 46494)]