13136985

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 23812800

約数和(自身を除く): 10675815

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 199, 405, 489, 597, 815, 995, 1467, 1791, 2445, 2985, 4401, 5373, 7335, 8955, 13203, 16119, 22005, 26865, 32437, 66015, 80595, 97311, 162185, 291933, 486555, 875799, 1459665, 2627397, 4378995, 13136985]

約数ペア:

[(1, 13136985), (3, 4378995), (5, 2627397), (9, 1459665), (15, 875799), (27, 486555), (45, 291933), (81, 162185), (135, 97311), (163, 80595), (199, 66015), (405, 32437), (489, 26865), (597, 22005), (815, 16119), (995, 13203), (1467, 8955), (1791, 7335), (2445, 5373), (2985, 4401)]