51463917

素因数分解:

$3^4\times {\mathrm{347}}^1\times {\mathrm{1831}}^1$

素因数の和:2190

約数の個数: 20

約数和(自身を含む): 77141856

約数和(自身を除く): 25677939

約数列:

[1, 3, 9, 27, 81, 347, 1041, 1831, 3123, 5493, 9369, 16479, 28107, 49437, 148311, 635357, 1906071, 5718213, 17154639, 51463917]

約数ペア:

[(1, 51463917), (3, 17154639), (9, 5718213), (27, 1906071), (81, 635357), (347, 148311), (1041, 49437), (1831, 28107), (3123, 16479), (5493, 9369)]