16378785

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3221}}^1$

素因数の和:3345

約数の個数: 24

約数和(自身を含む): 28650024

約数和(自身を除く): 12271239

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 3221, 5085, 9663, 16105, 28989, 48315, 144945, 363973, 1091919, 1819865, 3275757, 5459595, 16378785]

約数ペア:

[(1, 16378785), (3, 5459595), (5, 3275757), (9, 1819865), (15, 1091919), (45, 363973), (113, 144945), (339, 48315), (565, 28989), (1017, 16105), (1695, 9663), (3221, 5085)]