26397729

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 39124800

約数和(自身を除く): 12727071

約数列:

[1, 3, 9, 71, 109, 213, 327, 379, 639, 981, 1137, 3411, 7739, 23217, 26909, 41311, 69651, 80727, 123933, 242181, 371799, 2933081, 8799243, 26397729]

約数ペア:

[(1, 26397729), (3, 8799243), (9, 2933081), (71, 371799), (109, 242181), (213, 123933), (327, 80727), (379, 69651), (639, 41311), (981, 26909), (1137, 23217), (3411, 7739)]