13639269

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1861}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 20854400

約数和(自身を除く): 7215131

約数列:

[1, 3, 7, 21, 349, 1047, 1861, 2443, 5583, 7329, 13027, 39081, 649489, 1948467, 4546423, 13639269]

約数ペア:

[(1, 13639269), (3, 4546423), (7, 1948467), (21, 649489), (349, 39081), (1047, 13027), (1861, 7329), (2443, 5583)]