204050907

素因数分解:

$3^4\times {\mathrm{1321}}^1\times {\mathrm{1907}}^1$

素因数の和:3240

約数の個数: 20

約数和(自身を含む): 305207496

約数和(自身を除く): 101156589

約数列:

[1, 3, 9, 27, 81, 1321, 1907, 3963, 5721, 11889, 17163, 35667, 51489, 107001, 154467, 2519147, 7557441, 22672323, 68016969, 204050907]

約数ペア:

[(1, 204050907), (3, 68016969), (9, 22672323), (27, 7557441), (81, 2519147), (1321, 154467), (1907, 107001), (3963, 51489), (5721, 35667), (11889, 17163)]