8957949

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 16988160

約数和(自身を除く): 8030211

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 157, 209, 231, 247, 273, 399, 429, 471, 627, 741, 1001, 1099, 1463, 1727, 1729, 2041, 2717, 2983, 3003, 3297, 4389, 5181, 5187, 6123, 8151, 8949, 12089, 14287, 19019, 20881, 22451, 32813, 36267, 38779, 42861, 57057, 62643, 67353, 98439, 116337, 157157, 229691, 271453, 426569, 471471, 689073, 814359, 1279707, 2985983, 8957949]

約数ペア:

[(1, 8957949), (3, 2985983), (7, 1279707), (11, 814359), (13, 689073), (19, 471471), (21, 426569), (33, 271453), (39, 229691), (57, 157157), (77, 116337), (91, 98439), (133, 67353), (143, 62643), (157, 57057), (209, 42861), (231, 38779), (247, 36267), (273, 32813), (399, 22451), (429, 20881), (471, 19019), (627, 14287), (741, 12089), (1001, 8949), (1099, 8151), (1463, 6123), (1727, 5187), (1729, 5181), (2041, 4389), (2717, 3297), (2983, 3003)]