25516863

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{1493}}^1$

素因数の和:1716

約数の個数: 20

約数和(自身を含む): 38324088

約数和(自身を除く): 12807225

約数列:

[1, 3, 9, 27, 81, 211, 633, 1493, 1899, 4479, 5697, 13437, 17091, 40311, 120933, 315023, 945069, 2835207, 8505621, 25516863]

約数ペア:

[(1, 25516863), (3, 8505621), (9, 2835207), (27, 945069), (81, 315023), (211, 120933), (633, 40311), (1493, 17091), (1899, 13437), (4479, 5697)]