320872321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{96911}}^1$

素因数の和:96972

約数の個数: 16

約数和(自身を含む): 409356288

約数和(自身を除く): 88483967

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 96911, 678377, 1066021, 4167173, 7462147, 29170211, 45838903, 320872321]

約数ペア:

[(1, 320872321), (7, 45838903), (11, 29170211), (43, 7462147), (77, 4167173), (301, 1066021), (473, 678377), (3311, 96911)]