56985309

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 91854400

約数和(自身を除く): 34869091

約数列:

[1, 3, 9, 17, 27, 51, 67, 109, 153, 201, 289, 327, 459, 603, 867, 981, 1139, 1809, 1853, 2601, 2943, 3417, 5559, 7303, 7803, 10251, 16677, 19363, 21909, 30753, 31501, 50031, 58089, 65727, 94503, 124151, 174267, 197181, 283509, 372453, 522801, 850527, 1117359, 2110567, 3352077, 6331701, 18995103, 56985309]

約数ペア:

[(1, 56985309), (3, 18995103), (9, 6331701), (17, 3352077), (27, 2110567), (51, 1117359), (67, 850527), (109, 522801), (153, 372453), (201, 283509), (289, 197181), (327, 174267), (459, 124151), (603, 94503), (867, 65727), (981, 58089), (1139, 50031), (1809, 31501), (1853, 30753), (2601, 21909), (2943, 19363), (3417, 16677), (5559, 10251), (7303, 7803)]