261256518

素因数分解:

$2^1\times 3^2\times {\mathrm{3767}}^1\times {\mathrm{3853}}^1$

素因数の和:7628

約数の個数: 24

約数和(自身を含む): 566353008

約数和(自身を除く): 305096490

約数列:

[1, 2, 3, 6, 9, 18, 3767, 3853, 7534, 7706, 11301, 11559, 22602, 23118, 33903, 34677, 67806, 69354, 14514251, 29028502, 43542753, 87085506, 130628259, 261256518]

約数ペア:

[(1, 261256518), (2, 130628259), (3, 87085506), (6, 43542753), (9, 29028502), (18, 14514251), (3767, 69354), (3853, 67806), (7534, 34677), (7706, 33903), (11301, 23118), (11559, 22602)]