26780257

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4057}}^1$

素因数の和:4128

約数の個数: 16

約数和(自身を含む): 32723712

約数和(自身を除く): 5943455

約数列:

[1, 7, 23, 41, 161, 287, 943, 4057, 6601, 28399, 93311, 166337, 653177, 1164359, 3825751, 26780257]

約数ペア:

[(1, 26780257), (7, 3825751), (23, 1164359), (41, 653177), (161, 166337), (287, 93311), (943, 28399), (4057, 6601)]