51707289

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{1669}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 72144000

約数和(自身を除く): 20436711

約数列:

[1, 3, 23, 69, 449, 1347, 1669, 5007, 10327, 30981, 38387, 115161, 749381, 2248143, 17235763, 51707289]

約数ペア:

[(1, 51707289), (3, 17235763), (23, 2248143), (69, 749381), (449, 115161), (1347, 38387), (1669, 30981), (5007, 10327)]