13991307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1181}}^1$

素因数の和:1554

約数の個数: 16

約数和(自身を含む): 20424960

約数和(自身を除く): 6433653

約数列:

[1, 3, 11, 33, 359, 1077, 1181, 3543, 3949, 11847, 12991, 38973, 423979, 1271937, 4663769, 13991307]

約数ペア:

[(1, 13991307), (3, 4663769), (11, 1271937), (33, 423979), (359, 38973), (1077, 12991), (1181, 11847), (3543, 3949)]