127278789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{54323}}^1$

素因数の和:54408

約数の個数: 16

約数和(自身を含む): 187743744

約数和(自身を除く): 60464955

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 54323, 162969, 597553, 1792659, 3856933, 11570799, 42426263, 127278789]

約数ペア:

[(1, 127278789), (3, 42426263), (11, 11570799), (33, 3856933), (71, 1792659), (213, 597553), (781, 162969), (2343, 54323)]