2019928729

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 2704347648

約数和(自身を除く): 684418919

約数列:

[1, 7, 13, 17, 47, 91, 119, 169, 221, 329, 611, 799, 1183, 1547, 2137, 2873, 4277, 5593, 7943, 10387, 14959, 20111, 27781, 36329, 55601, 72709, 100439, 135031, 194467, 254303, 361153, 472277, 703073, 945217, 1305707, 1707463, 2528071, 3305939, 6139601, 9139949, 11952241, 16974191, 22197019, 42977207, 118819337, 155379133, 288561247, 2019928729]

約数ペア:

[(1, 2019928729), (7, 288561247), (13, 155379133), (17, 118819337), (47, 42977207), (91, 22197019), (119, 16974191), (169, 11952241), (221, 9139949), (329, 6139601), (611, 3305939), (799, 2528071), (1183, 1707463), (1547, 1305707), (2137, 945217), (2873, 703073), (4277, 472277), (5593, 361153), (7943, 254303), (10387, 194467), (14959, 135031), (20111, 100439), (27781, 72709), (36329, 55601)]