2718121

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 3317760

約数和(自身を除く): 599639

約数列:

[1, 7, 19, 107, 133, 191, 749, 1337, 2033, 3629, 14231, 20437, 25403, 143059, 388303, 2718121]

約数ペア:

[(1, 2718121), (7, 388303), (19, 143059), (107, 25403), (133, 20437), (191, 14231), (749, 3629), (1337, 2033)]