255691821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1106891}}^1$

素因数の和:1106912

約数の個数: 16

約数和(自身を含む): 425046528

約数和(自身を除く): 169354707

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1106891, 3320673, 7748237, 12175801, 23244711, 36527403, 85230607, 255691821]

約数ペア:

[(1, 255691821), (3, 85230607), (7, 36527403), (11, 23244711), (21, 12175801), (33, 7748237), (77, 3320673), (231, 1106891)]