28216764

素因数分解:

$2^2\times 3^2\times {\mathrm{783799}}^1$

素因数の和:783809

約数の個数: 18

約数和(自身を含む): 71325800

約数和(自身を除く): 43109036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 783799, 1567598, 2351397, 3135196, 4702794, 7054191, 9405588, 14108382, 28216764]

約数ペア:

[(1, 28216764), (2, 14108382), (3, 9405588), (4, 7054191), (6, 4702794), (9, 3135196), (12, 2351397), (18, 1567598), (36, 783799)]