171931388

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{65027}}^1$

素因数の和:65692

約数の個数: 12

約数和(自身を含む): 301339752

約数和(自身を除く): 129408364

約数列:

[1, 2, 4, 661, 1322, 2644, 65027, 130054, 260108, 42982847, 85965694, 171931388]

約数ペア:

[(1, 171931388), (2, 85965694), (4, 42982847), (661, 260108), (1322, 130054), (2644, 65027)]