71388213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{42569}}^1$

素因数の和:42628

約数の個数: 16

約数和(自身を含む): 104892480

約数和(自身を除く): 33504267

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 42569, 127707, 553397, 1660191, 1830467, 5491401, 23796071, 71388213]

約数ペア:

[(1, 71388213), (3, 23796071), (13, 5491401), (39, 1830467), (43, 1660191), (129, 553397), (559, 127707), (1677, 42569)]