16713221

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 19555200

約数和(自身を除く): 2841979

約数列:

[1, 7, 89, 139, 193, 623, 973, 1351, 12371, 17177, 26827, 86597, 120239, 187789, 2387603, 16713221]

約数ペア:

[(1, 16713221), (7, 2387603), (89, 187789), (139, 120239), (193, 86597), (623, 26827), (973, 17177), (1351, 12371)]