81054804579

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{7583011}}^1$

素因数の和:7583530

約数の個数: 16

約数和(自身を含む): 123754755840

約数和(自身を除く): 42699951261

約数列:

[1, 3, 7, 21, 509, 1527, 3563, 10689, 7583011, 22749033, 53081077, 159243231, 3859752599, 11579257797, 27018268193, 81054804579]

約数ペア:

[(1, 81054804579), (3, 27018268193), (7, 11579257797), (21, 3859752599), (509, 159243231), (1527, 53081077), (3563, 22749033), (10689, 7583011)]