1900243071

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{321367}}^1$

素因数の和:321452

約数の個数: 20

約数和(自身を含む): 2877529072

約数和(自身を除く): 977286001

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 321367, 964101, 2892303, 8676909, 23459791, 26030727, 70379373, 211138119, 633414357, 1900243071]

約数ペア:

[(1, 1900243071), (3, 633414357), (9, 211138119), (27, 70379373), (73, 26030727), (81, 23459791), (219, 8676909), (657, 2892303), (1971, 964101), (5913, 321367)]