145899711

素因数分解:

$3^4\times {\mathrm{811}}^1\times {\mathrm{2221}}^1$

素因数の和:3044

約数の個数: 20

約数和(自身を含む): 218315944

約数和(自身を除く): 72416233

約数列:

[1, 3, 9, 27, 81, 811, 2221, 2433, 6663, 7299, 19989, 21897, 59967, 65691, 179901, 1801231, 5403693, 16211079, 48633237, 145899711]

約数ペア:

[(1, 145899711), (3, 48633237), (9, 16211079), (27, 5403693), (81, 1801231), (811, 179901), (2221, 65691), (2433, 59967), (6663, 21897), (7299, 19989)]