205383681

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{149153}}^1$

素因数の和:149182

約数の個数: 20

約数和(自身を含む): 324857412

約数和(自身を除く): 119473731

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 149153, 447459, 1342377, 2535601, 4027131, 7606803, 12081393, 22820409, 68461227, 205383681]

約数ペア:

[(1, 205383681), (3, 68461227), (9, 22820409), (17, 12081393), (27, 7606803), (51, 4027131), (81, 2535601), (153, 1342377), (459, 447459), (1377, 149153)]