87171672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1307}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 249880320

約数和(自身を除く): 162708648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 397, 794, 1191, 1307, 1588, 2382, 2614, 2779, 3176, 3921, 4764, 5228, 5558, 7842, 8337, 9149, 9528, 10456, 11116, 15684, 16674, 18298, 22232, 27447, 31368, 33348, 36596, 54894, 66696, 73192, 109788, 219576, 518879, 1037758, 1556637, 2075516, 3113274, 3632153, 4151032, 6226548, 7264306, 10896459, 12453096, 14528612, 21792918, 29057224, 43585836, 87171672]

約数ペア:

[(1, 87171672), (2, 43585836), (3, 29057224), (4, 21792918), (6, 14528612), (7, 12453096), (8, 10896459), (12, 7264306), (14, 6226548), (21, 4151032), (24, 3632153), (28, 3113274), (42, 2075516), (56, 1556637), (84, 1037758), (168, 518879), (397, 219576), (794, 109788), (1191, 73192), (1307, 66696), (1588, 54894), (2382, 36596), (2614, 33348), (2779, 31368), (3176, 27447), (3921, 22232), (4764, 18298), (5228, 16674), (5558, 15684), (7842, 11116), (8337, 10456), (9149, 9528)]