81536901

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{983}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 111530496

約数和(自身を除く): 29993595

約数列:

[1, 3, 43, 129, 643, 983, 1929, 2949, 27649, 42269, 82947, 126807, 632069, 1896207, 27178967, 81536901]

約数ペア:

[(1, 81536901), (3, 27178967), (43, 1896207), (129, 632069), (643, 126807), (983, 82947), (1929, 42269), (2949, 27649)]