81211911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{52361}}^1$

素因数の和:52422

約数の個数: 16

約数和(自身を含む): 120642048

約数和(自身を除く): 39430137

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 52361, 157083, 575971, 1727913, 2460967, 7382901, 27070637, 81211911]

約数ペア:

[(1, 81211911), (3, 27070637), (11, 7382901), (33, 2460967), (47, 1727913), (141, 575971), (517, 157083), (1551, 52361)]