68699939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20749}}^1$

素因数の和:20810

約数の個数: 16

約数和(自身を含む): 87648000

約数和(自身を除く): 18948061

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 20749, 145243, 228239, 892207, 1597673, 6245449, 9814277, 68699939]

約数ペア:

[(1, 68699939), (7, 9814277), (11, 6245449), (43, 1597673), (77, 892207), (301, 228239), (473, 145243), (3311, 20749)]