57378105

素因数分解:

$3^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 102318720

約数和(自身を除く): 44940615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 643, 661, 1929, 1983, 3215, 3305, 5787, 5949, 9645, 9915, 17361, 17847, 28935, 29745, 86805, 89235, 425023, 1275069, 2125115, 3825207, 6375345, 11475621, 19126035, 57378105]

約数ペア:

[(1, 57378105), (3, 19126035), (5, 11475621), (9, 6375345), (15, 3825207), (27, 2125115), (45, 1275069), (135, 425023), (643, 89235), (661, 86805), (1929, 29745), (1983, 28935), (3215, 17847), (3305, 17361), (5787, 9915), (5949, 9645)]