81279255621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{33161671}}^1$

素因数の和:33161736

約数の個数: 16

約数和(自身を含む): 116729085440

約数和(自身を除く): 35449829819

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 33161671, 99485013, 630071749, 1425951853, 1890215247, 4277855559, 27093085207, 81279255621]

約数ペア:

[(1, 81279255621), (3, 27093085207), (19, 4277855559), (43, 1890215247), (57, 1425951853), (129, 630071749), (817, 99485013), (2451, 33161671)]