2019986181

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{1097}}^1$

素因数の和:1415

約数の個数: 40

約数和(自身を含む): 3061048320

約数和(自身を除く): 1041062139

約数列:

[1, 3, 9, 27, 81, 127, 179, 381, 537, 1097, 1143, 1611, 3291, 3429, 4833, 9873, 10287, 14499, 22733, 29619, 68199, 88857, 139319, 196363, 204597, 417957, 589089, 613791, 1253871, 1767267, 1841373, 3761613, 5301801, 11284839, 15905403, 24938101, 74814303, 224442909, 673328727, 2019986181]

約数ペア:

[(1, 2019986181), (3, 673328727), (9, 224442909), (27, 74814303), (81, 24938101), (127, 15905403), (179, 11284839), (381, 5301801), (537, 3761613), (1097, 1841373), (1143, 1767267), (1611, 1253871), (3291, 613791), (3429, 589089), (4833, 417957), (9873, 204597), (10287, 196363), (14499, 139319), (22733, 88857), (29619, 68199)]