31585437

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 52678080

約数和(自身を除く): 21092643

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 107, 117, 261, 321, 351, 377, 783, 841, 963, 1131, 1391, 2523, 2889, 3103, 3393, 4173, 7569, 9309, 10179, 10933, 12519, 22707, 27927, 32799, 37557, 40339, 83781, 89987, 98397, 121017, 269961, 295191, 363051, 809883, 1089153, 1169831, 2429649, 3509493, 10528479, 31585437]

約数ペア:

[(1, 31585437), (3, 10528479), (9, 3509493), (13, 2429649), (27, 1169831), (29, 1089153), (39, 809883), (87, 363051), (107, 295191), (117, 269961), (261, 121017), (321, 98397), (351, 89987), (377, 83781), (783, 40339), (841, 37557), (963, 32799), (1131, 27927), (1391, 22707), (2523, 12519), (2889, 10933), (3103, 10179), (3393, 9309), (4173, 7569)]