37981321

素因数分解:

$7^2\times {\mathrm{349}}^1\times {\mathrm{2221}}^1$

素因数の和:2584

約数の個数: 12

約数和(自身を含む): 44328900

約数和(自身を除く): 6347579

約数列:

[1, 7, 49, 349, 2221, 2443, 15547, 17101, 108829, 775129, 5425903, 37981321]

約数ペア:

[(1, 37981321), (7, 5425903), (49, 775129), (349, 108829), (2221, 17101), (2443, 15547)]