39994821

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 58843200

約数和(自身を除く): 18848379

約数列:

[1, 3, 9, 137, 163, 199, 411, 489, 597, 1233, 1467, 1791, 22331, 27263, 32437, 66993, 81789, 97311, 200979, 245367, 291933, 4443869, 13331607, 39994821]

約数ペア:

[(1, 39994821), (3, 13331607), (9, 4443869), (137, 291933), (163, 245367), (199, 200979), (411, 97311), (489, 81789), (597, 66993), (1233, 32437), (1467, 27263), (1791, 22331)]