855431037

素因数分解:

$3^4\times {\mathrm{2237}}^1\times {\mathrm{4721}}^1$

素因数の和:6970

約数の個数: 20

約数和(自身を含む): 1278708156

約数和(自身を除く): 423277119

約数列:

[1, 3, 9, 27, 81, 2237, 4721, 6711, 14163, 20133, 42489, 60399, 127467, 181197, 382401, 10560877, 31682631, 95047893, 285143679, 855431037]

約数ペア:

[(1, 855431037), (3, 285143679), (9, 95047893), (27, 31682631), (81, 10560877), (2237, 382401), (4721, 181197), (6711, 127467), (14163, 60399), (20133, 42489)]