7156915647

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{997}}^1\times {\mathrm{1039}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 11358996480

約数和(自身を除く): 4202080833

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 997, 1039, 2303, 2991, 3117, 6909, 6979, 7273, 20937, 21819, 46859, 48833, 48853, 50911, 140577, 146499, 146559, 152733, 328013, 341831, 984039, 1025493, 1035883, 2296091, 2392817, 3107649, 6888273, 7178451, 7251181, 21753543, 48686501, 50758267, 146059503, 152274801, 340805507, 1022416521, 2385638549, 7156915647]

約数ペア:

[(1, 7156915647), (3, 2385638549), (7, 1022416521), (21, 340805507), (47, 152274801), (49, 146059503), (141, 50758267), (147, 48686501), (329, 21753543), (987, 7251181), (997, 7178451), (1039, 6888273), (2303, 3107649), (2991, 2392817), (3117, 2296091), (6909, 1035883), (6979, 1025493), (7273, 984039), (20937, 341831), (21819, 328013), (46859, 152733), (48833, 146559), (48853, 146499), (50911, 140577)]