127993929

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{20249}}^1$

素因数の和:20309

約数の個数: 24

約数和(自身を含む): 203148000

約数和(自身を除く): 75154071

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 20249, 60747, 141743, 425229, 870707, 992201, 2612121, 2976603, 6094949, 18284847, 42664643, 127993929]

約数ペア:

[(1, 127993929), (3, 42664643), (7, 18284847), (21, 6094949), (43, 2976603), (49, 2612121), (129, 992201), (147, 870707), (301, 425229), (903, 141743), (2107, 60747), (6321, 20249)]