40587239

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 51882768

約数和(自身を除く): 11295529

約数列:

[1, 7, 11, 49, 77, 257, 293, 539, 1799, 2051, 2827, 3223, 12593, 14357, 19789, 22561, 75301, 138523, 157927, 527107, 828311, 3689749, 5798177, 40587239]

約数ペア:

[(1, 40587239), (7, 5798177), (11, 3689749), (49, 828311), (77, 527107), (257, 157927), (293, 138523), (539, 75301), (1799, 22561), (2051, 19789), (2827, 14357), (3223, 12593)]