431431839

素因数分解:

$3^4\times {\mathrm{487}}^1\times {\mathrm{10937}}^1$

素因数の和:11436

約数の個数: 20

約数和(自身を含む): 645867024

約数和(自身を除く): 214435185

約数列:

[1, 3, 9, 27, 81, 487, 1461, 4383, 10937, 13149, 32811, 39447, 98433, 295299, 885897, 5326319, 15978957, 47936871, 143810613, 431431839]

約数ペア:

[(1, 431431839), (3, 143810613), (9, 47936871), (27, 15978957), (81, 5326319), (487, 885897), (1461, 295299), (4383, 98433), (10937, 39447), (13149, 32811)]