11919105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 22838400

約数和(自身を除く): 10919295

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 199, 363, 495, 597, 605, 995, 1089, 1331, 1791, 1815, 2189, 2985, 3993, 5445, 6567, 6655, 8955, 10945, 11979, 19701, 19965, 24079, 32835, 59895, 72237, 98505, 120395, 216711, 264869, 361185, 794607, 1083555, 1324345, 2383821, 3973035, 11919105]

約数ペア:

[(1, 11919105), (3, 3973035), (5, 2383821), (9, 1324345), (11, 1083555), (15, 794607), (33, 361185), (45, 264869), (55, 216711), (99, 120395), (121, 98505), (165, 72237), (199, 59895), (363, 32835), (495, 24079), (597, 19965), (605, 19701), (995, 11979), (1089, 10945), (1331, 8955), (1791, 6655), (1815, 6567), (2189, 5445), (2985, 3993)]