12754105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28031}}^1$

素因数の和:28056

約数の個数: 16

約数和(自身を含む): 18837504

約数和(自身を除く): 6083399

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 28031, 140155, 196217, 364403, 981085, 1822015, 2550821, 12754105]

約数ペア:

[(1, 12754105), (5, 2550821), (7, 1822015), (13, 981085), (35, 364403), (65, 196217), (91, 140155), (455, 28031)]