85867821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 142309440

約数和(自身を除く): 56441619

約数列:

[1, 3, 9, 13, 19, 39, 57, 107, 117, 171, 247, 321, 361, 741, 963, 1083, 1391, 2033, 2223, 3249, 4173, 4693, 6099, 6859, 12519, 14079, 18297, 20577, 26429, 38627, 42237, 61731, 79287, 89167, 115881, 237861, 267501, 347643, 502151, 733913, 802503, 1506453, 2201739, 4519359, 6605217, 9540869, 28622607, 85867821]

約数ペア:

[(1, 85867821), (3, 28622607), (9, 9540869), (13, 6605217), (19, 4519359), (39, 2201739), (57, 1506453), (107, 802503), (117, 733913), (171, 502151), (247, 347643), (321, 267501), (361, 237861), (741, 115881), (963, 89167), (1083, 79287), (1391, 61731), (2033, 42237), (2223, 38627), (3249, 26429), (4173, 20577), (4693, 18297), (6099, 14079), (6859, 12519)]