78280083

素因数分解:

$3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2207}}^1$

素因数の和:2783

約数の個数: 24

約数和(自身を含む): 129512448

約数和(自身を除く): 51232365

約数列:

[1, 3, 7, 9, 21, 63, 563, 1689, 2207, 3941, 5067, 6621, 11823, 15449, 19863, 35469, 46347, 139041, 1242541, 3727623, 8697787, 11182869, 26093361, 78280083]

約数ペア:

[(1, 78280083), (3, 26093361), (7, 11182869), (9, 8697787), (21, 3727623), (63, 1242541), (563, 139041), (1689, 46347), (2207, 35469), (3941, 19863), (5067, 15449), (6621, 11823)]