66728217

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{17837}}^1$

素因数の和:17912

約数の個数: 16

約数和(自身を含む): 94184640

約数和(自身を除く): 27456423

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 17837, 53511, 517273, 766991, 1551819, 2300973, 22242739, 66728217]

約数ペア:

[(1, 66728217), (3, 22242739), (29, 2300973), (43, 1551819), (87, 766991), (129, 517273), (1247, 53511), (3741, 17837)]