206989443

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^3\times {\mathrm{41}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 331007040

約数和(自身を除く): 124017597

約数列:

[1, 3, 9, 23, 29, 41, 69, 87, 123, 207, 261, 369, 667, 841, 943, 1189, 2001, 2523, 2829, 3567, 6003, 7569, 8487, 10701, 19343, 24389, 27347, 34481, 58029, 73167, 82041, 103443, 174087, 219501, 246123, 310329, 560947, 793063, 999949, 1682841, 2379189, 2999847, 5048523, 7137567, 8999541, 22998827, 68996481, 206989443]

約数ペア:

[(1, 206989443), (3, 68996481), (9, 22998827), (23, 8999541), (29, 7137567), (41, 5048523), (69, 2999847), (87, 2379189), (123, 1682841), (207, 999949), (261, 793063), (369, 560947), (667, 310329), (841, 246123), (943, 219501), (1189, 174087), (2001, 103443), (2523, 82041), (2829, 73167), (3567, 58029), (6003, 34481), (7569, 27347), (8487, 24389), (10701, 19343)]