28403732

素因数分解:

$2^2\times 7^2\times {\mathrm{144917}}^1$

素因数の和:144935

約数の個数: 18

約数和(自身を含む): 57822282

約数和(自身を除く): 29418550

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 144917, 289834, 579668, 1014419, 2028838, 4057676, 7100933, 14201866, 28403732]

約数ペア:

[(1, 28403732), (2, 14201866), (4, 7100933), (7, 4057676), (14, 2028838), (28, 1014419), (49, 579668), (98, 289834), (196, 144917)]