3928351

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 4753408

約数和(自身を除く): 825057

約数列:

[1, 7, 31, 43, 217, 301, 421, 1333, 2947, 9331, 13051, 18103, 91357, 126721, 561193, 3928351]

約数ペア:

[(1, 3928351), (7, 561193), (31, 126721), (43, 91357), (217, 18103), (301, 13051), (421, 9331), (1333, 2947)]