127799361

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{199999}}^1$

素因数の和:200076

約数の個数: 12

約数和(自身を含む): 187200000

約数和(自身を除く): 59400639

約数列:

[1, 3, 9, 71, 213, 639, 199999, 599997, 1799991, 14199929, 42599787, 127799361]

約数ペア:

[(1, 127799361), (3, 42599787), (9, 14199929), (71, 1799991), (213, 599997), (639, 199999)]