12740315

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2657}}^1$

素因数の和:2806

約数の個数: 16

約数和(自身を含む): 17606592

約数和(自身を除く): 4866277

約数列:

[1, 5, 7, 35, 137, 685, 959, 2657, 4795, 13285, 18599, 92995, 364009, 1820045, 2548063, 12740315]

約数ペア:

[(1, 12740315), (5, 2548063), (7, 1820045), (35, 364009), (137, 92995), (685, 18599), (959, 13285), (2657, 4795)]