28143972

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{9419}}^1$

素因数の和:9512

約数の個数: 36

約数和(自身を含む): 72006480

約数和(自身を除く): 43862508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 9419, 18838, 28257, 37676, 56514, 84771, 113028, 169542, 339084, 781777, 1563554, 2345331, 3127108, 4690662, 7035993, 9381324, 14071986, 28143972]

約数ペア:

[(1, 28143972), (2, 14071986), (3, 9381324), (4, 7035993), (6, 4690662), (9, 3127108), (12, 2345331), (18, 1563554), (36, 781777), (83, 339084), (166, 169542), (249, 113028), (332, 84771), (498, 56514), (747, 37676), (996, 28257), (1494, 18838), (2988, 9419)]