28149084

素因数分解:

$2^2\times 3^2\times {\mathrm{781919}}^1$

素因数の和:781929

約数の個数: 18

約数和(自身を含む): 71154720

約数和(自身を除く): 43005636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 781919, 1563838, 2345757, 3127676, 4691514, 7037271, 9383028, 14074542, 28149084]

約数ペア:

[(1, 28149084), (2, 14074542), (3, 9383028), (4, 7037271), (6, 4691514), (9, 3127676), (12, 2345757), (18, 1563838), (36, 781919)]