31192889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18041}}^1$

素因数の和:18080

約数の個数: 16

約数和(自身を含む): 40414080

約数和(自身を除く): 9221191

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 18041, 126287, 234533, 342779, 1641731, 2399453, 4456127, 31192889]

約数ペア:

[(1, 31192889), (7, 4456127), (13, 2399453), (19, 1641731), (91, 342779), (133, 234533), (247, 126287), (1729, 18041)]