28064121

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4517}}^1$

素因数の和:4648

約数の個数: 16

約数和(自身を含む): 39758400

約数和(自身を除く): 11694279

約数列:

[1, 3, 19, 57, 109, 327, 2071, 4517, 6213, 13551, 85823, 257469, 492353, 1477059, 9354707, 28064121]

約数ペア:

[(1, 28064121), (3, 9354707), (19, 1477059), (57, 492353), (109, 257469), (327, 85823), (2071, 13551), (4517, 6213)]