15661115721

素因数分解:

$3^3\times {\mathrm{647}}^1\times {\mathrm{896509}}^1$

素因数の和:897165

約数の個数: 16

約数和(自身を含む): 23237539200

約数和(自身を除く): 7576423479

約数列:

[1, 3, 9, 27, 647, 1941, 5823, 17469, 896509, 2689527, 8068581, 24205743, 580041323, 1740123969, 5220371907, 15661115721]

約数ペア:

[(1, 15661115721), (3, 5220371907), (9, 1740123969), (27, 580041323), (647, 24205743), (1941, 8068581), (5823, 2689527), (17469, 896509)]