219655719

素因数分解:

$3^8\times {\mathrm{33479}}^1$

素因数の和:33503

約数の個数: 18

約数和(自身を含む): 329476680

約数和(自身を除く): 109820961

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6561, 33479, 100437, 301311, 903933, 2711799, 8135397, 24406191, 73218573, 219655719]

約数ペア:

[(1, 219655719), (3, 73218573), (9, 24406191), (27, 8135397), (81, 2711799), (243, 903933), (729, 301311), (2187, 100437), (6561, 33479)]