71843841

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{20627}}^1$

素因数の和:20682

約数の個数: 20

約数和(自身を含む): 109823472

約数和(自身を除く): 37979631

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 20627, 61881, 185643, 556929, 886961, 1670787, 2660883, 7982649, 23947947, 71843841]

約数ペア:

[(1, 71843841), (3, 23947947), (9, 7982649), (27, 2660883), (43, 1670787), (81, 886961), (129, 556929), (387, 185643), (1161, 61881), (3483, 20627)]