28579929

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9791}}^1$

素因数の和:9940

約数の個数: 16

約数和(自身を含む): 43868160

約数和(自身を除く): 15288231

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 9791, 29373, 68537, 205611, 1360949, 4082847, 9526643, 28579929]

約数ペア:

[(1, 28579929), (3, 9526643), (7, 4082847), (21, 1360949), (139, 205611), (417, 68537), (973, 29373), (2919, 9791)]