13965.0000000

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15797}}^1$

素因数の和:15820

約数の個数: 16

約数和(自身を含む): 9099648

約数和(自身を除く): 3017803

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 15797, 78985, 110579, 173767, 552895, 868835, 1216369, 6081845]

約数ペア:

[(1, 6081845), (5, 1216369), (7, 868835), (11, 552895), (35, 173767), (55, 110579), (77, 78985), (385, 15797)]