393112321

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{9533}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 463123584

約数和(自身を除く): 70011263

約数列:

[1, 7, 43, 137, 301, 959, 5891, 9533, 41237, 66731, 409919, 1306021, 2869433, 9142147, 56158903, 393112321]

約数ペア:

[(1, 393112321), (7, 56158903), (43, 9142147), (137, 2869433), (301, 1306021), (959, 409919), (5891, 66731), (9533, 41237)]