28609021

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1201}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 33925248

約数和(自身を除く): 5316227

約数列:

[1, 7, 41, 83, 287, 581, 1201, 3403, 8407, 23821, 49241, 99683, 344687, 697781, 4087003, 28609021]

約数ペア:

[(1, 28609021), (7, 4087003), (41, 697781), (83, 344687), (287, 99683), (581, 49241), (1201, 23821), (3403, 8407)]