39851847

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3929}}^1$

素因数の和:3972

約数の個数: 36

約数和(自身を含む): 69891120

約数和(自身を除く): 30039273

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 3929, 10143, 11787, 27503, 35361, 82509, 90367, 192521, 247527, 271101, 577563, 632569, 813303, 1732689, 1897707, 4427983, 5693121, 13283949, 39851847]

約数ペア:

[(1, 39851847), (3, 13283949), (7, 5693121), (9, 4427983), (21, 1897707), (23, 1732689), (49, 813303), (63, 632569), (69, 577563), (147, 271101), (161, 247527), (207, 192521), (441, 90367), (483, 82509), (1127, 35361), (1449, 27503), (3381, 11787), (3929, 10143)]