27966465

素因数分解:

$3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 50529600

約数和(自身を除く): 22563135

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 199, 347, 405, 597, 995, 1041, 1735, 1791, 2985, 3123, 5205, 5373, 8955, 9369, 15615, 16119, 26865, 28107, 46845, 69053, 80595, 140535, 207159, 345265, 621477, 1035795, 1864431, 3107385, 5593293, 9322155, 27966465]

約数ペア:

[(1, 27966465), (3, 9322155), (5, 5593293), (9, 3107385), (15, 1864431), (27, 1035795), (45, 621477), (81, 345265), (135, 207159), (199, 140535), (347, 80595), (405, 69053), (597, 46845), (995, 28107), (1041, 26865), (1735, 16119), (1791, 15615), (2985, 9369), (3123, 8955), (5205, 5373)]