209219095351

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1\times {\mathrm{552089}}^1$

素因数の和:553398

約数の個数: 16

約数和(自身を含む): 244862956800

約数和(自身を除く): 35643861449

約数列:

[1, 7, 43, 301, 1259, 8813, 54137, 378959, 552089, 3864623, 23739827, 166178789, 695080051, 4865560357, 29888442193, 209219095351]

約数ペア:

[(1, 209219095351), (7, 29888442193), (43, 4865560357), (301, 695080051), (1259, 166178789), (8813, 23739827), (54137, 3864623), (378959, 552089)]