171808144

素因数分解:

$2^4\times {\mathrm{2161}}^1\times {\mathrm{4969}}^1$

素因数の和:7138

約数の個数: 20

約数和(自身を含む): 333099340

約数和(自身を除く): 161291196

約数列:

[1, 2, 4, 8, 16, 2161, 4322, 4969, 8644, 9938, 17288, 19876, 34576, 39752, 79504, 10738009, 21476018, 42952036, 85904072, 171808144]

約数ペア:

[(1, 171808144), (2, 85904072), (4, 42952036), (8, 21476018), (16, 10738009), (2161, 79504), (4322, 39752), (4969, 34576), (8644, 19876), (9938, 17288)]