1285778755

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1\times {\mathrm{1613}}^1$

素因数の和:2966

約数の個数: 16

約数和(自身を含む): 1556954784

約数和(自身を除く): 271176029

約数列:

[1, 5, 131, 655, 1217, 1613, 6085, 8065, 159427, 211303, 797135, 1056515, 1963021, 9815105, 257155751, 1285778755]

約数ペア:

[(1, 1285778755), (5, 257155751), (131, 9815105), (655, 1963021), (1217, 1056515), (1613, 797135), (6085, 211303), (8065, 159427)]