12743157

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12911}}^1$

素因数の和:12968

約数の個数: 16

約数和(自身を含む): 19832832

約数和(自身を除く): 7089675

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 12911, 38733, 90377, 271131, 606817, 1820451, 4247719, 12743157]

約数ペア:

[(1, 12743157), (3, 4247719), (7, 1820451), (21, 606817), (47, 271131), (141, 90377), (329, 38733), (987, 12911)]