12878548

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 23091264

約数和(自身を除く): 10212716

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 331, 548, 662, 1324, 9727, 19454, 23501, 38908, 45347, 47002, 90694, 94004, 181388, 3219637, 6439274, 12878548]

約数ペア:

[(1, 12878548), (2, 6439274), (4, 3219637), (71, 181388), (137, 94004), (142, 90694), (274, 47002), (284, 45347), (331, 38908), (548, 23501), (662, 19454), (1324, 9727)]