211672917

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{1619}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 311688000

約数和(自身を除く): 100015083

約数列:

[1, 3, 9, 73, 199, 219, 597, 657, 1619, 1791, 4857, 14527, 14571, 43581, 118187, 130743, 322181, 354561, 966543, 1063683, 2899629, 23519213, 70557639, 211672917]

約数ペア:

[(1, 211672917), (3, 70557639), (9, 23519213), (73, 2899629), (199, 1063683), (219, 966543), (597, 354561), (657, 322181), (1619, 130743), (1791, 118187), (4857, 43581), (14527, 14571)]