13811427

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1039}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 22929920

約数和(自身を除く): 9118493

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1039, 1477, 1899, 3117, 4431, 7273, 9351, 13293, 21819, 65457, 219229, 657687, 1534603, 1973061, 4603809, 13811427]

約数ペア:

[(1, 13811427), (3, 4603809), (7, 1973061), (9, 1534603), (21, 657687), (63, 219229), (211, 65457), (633, 21819), (1039, 13293), (1477, 9351), (1899, 7273), (3117, 4431)]