3997868

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2093

約数の個数: 24

約数和(自身を含む): 8112384

約数和(自身を除く): 4114516

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 2011, 4022, 8044, 14077, 28154, 56308, 142781, 285562, 571124, 999467, 1998934, 3997868]

約数ペア:

[(1, 3997868), (2, 1998934), (4, 999467), (7, 571124), (14, 285562), (28, 142781), (71, 56308), (142, 28154), (284, 14077), (497, 8044), (994, 4022), (1988, 2011)]