217332021

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{7393}}^1$

素因数の和:7676

約数の個数: 16

約数和(自身を含む): 298126080

約数和(自身を除く): 80794059

約数列:

[1, 3, 41, 123, 239, 717, 7393, 9799, 22179, 29397, 303113, 909339, 1766927, 5300781, 72444007, 217332021]

約数ペア:

[(1, 217332021), (3, 72444007), (41, 5300781), (123, 1766927), (239, 909339), (717, 303113), (7393, 29397), (9799, 22179)]