28725382

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{3191}}^1$

素因数の和:3843

約数の個数: 16

約数和(自身を含む): 49335552

約数和(自身を除く): 20610170

約数列:

[1, 2, 7, 14, 643, 1286, 3191, 4501, 6382, 9002, 22337, 44674, 2051813, 4103626, 14362691, 28725382]

約数ペア:

[(1, 28725382), (2, 14362691), (7, 4103626), (14, 2051813), (643, 44674), (1286, 22337), (3191, 9002), (4501, 6382)]