3919321

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 4752000

約数和(自身を除く): 832679

約数列:

[1, 7, 29, 43, 203, 301, 449, 1247, 3143, 8729, 13021, 19307, 91147, 135149, 559903, 3919321]

約数ペア:

[(1, 3919321), (7, 559903), (29, 135149), (43, 91147), (203, 19307), (301, 13021), (449, 8729), (1247, 3143)]