28720722

素因数分解:

$2^1\times 3^1\times {\mathrm{229}}^1\times {\mathrm{20903}}^1$

素因数の和:21137

約数の個数: 16

約数和(自身を含む): 57695040

約数和(自身を除く): 28974318

約数列:

[1, 2, 3, 6, 229, 458, 687, 1374, 20903, 41806, 62709, 125418, 4786787, 9573574, 14360361, 28720722]

約数ペア:

[(1, 28720722), (2, 14360361), (3, 9573574), (6, 4786787), (229, 125418), (458, 62709), (687, 41806), (1374, 20903)]