509883903

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1765

約数の個数: 40

約数和(自身を含む): 787164048

約数和(自身を除く): 277280145

約数列:

[1, 3, 9, 27, 53, 73, 81, 159, 219, 477, 657, 1431, 1627, 1971, 3869, 4293, 4881, 5913, 11607, 14643, 34821, 43929, 86231, 104463, 118771, 131787, 258693, 313389, 356313, 776079, 1068939, 2328237, 3206817, 6294863, 6984711, 9620451, 18884589, 56653767, 169961301, 509883903]

約数ペア:

[(1, 509883903), (3, 169961301), (9, 56653767), (27, 18884589), (53, 9620451), (73, 6984711), (81, 6294863), (159, 3206817), (219, 2328237), (477, 1068939), (657, 776079), (1431, 356313), (1627, 313389), (1971, 258693), (3869, 131787), (4293, 118771), (4881, 104463), (5913, 86231), (11607, 43929), (14643, 34821)]