40719429

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{1789}}^1$

素因数の和:2082

約数の個数: 20

約数和(自身を含む): 61078380

約数和(自身を除く): 20358951

約数列:

[1, 3, 9, 27, 81, 281, 843, 1789, 2529, 5367, 7587, 16101, 22761, 48303, 144909, 502709, 1508127, 4524381, 13573143, 40719429]

約数ペア:

[(1, 40719429), (3, 13573143), (9, 4524381), (27, 1508127), (81, 502709), (281, 144909), (843, 48303), (1789, 22761), (2529, 16101), (5367, 7587)]