3904455

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1987}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 6297984

約数和(自身を除く): 2393529

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 1987, 5961, 9935, 29805, 260297, 780891, 1301485, 3904455]

約数ペア:

[(1, 3904455), (3, 1301485), (5, 780891), (15, 260297), (131, 29805), (393, 9935), (655, 5961), (1965, 1987)]