289326429

素因数分解:

$3^2\times 7^2\times {\mathrm{743}}^1\times {\mathrm{883}}^1$

素因数の和:1646

約数の個数: 36

約数和(自身を含む): 487352736

約数和(自身を除く): 198026307

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 743, 883, 2229, 2649, 5201, 6181, 6687, 7947, 15603, 18543, 36407, 43267, 46809, 55629, 109221, 129801, 327663, 389403, 656069, 1968207, 4592483, 5904621, 13777449, 32147381, 41332347, 96442143, 289326429]

約数ペア:

[(1, 289326429), (3, 96442143), (7, 41332347), (9, 32147381), (21, 13777449), (49, 5904621), (63, 4592483), (147, 1968207), (441, 656069), (743, 389403), (883, 327663), (2229, 129801), (2649, 109221), (5201, 55629), (6181, 46809), (6687, 43267), (7947, 36407), (15603, 18543)]