207281385

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 366912000

約数和(自身を除く): 159630615

約数列:

[1, 3, 5, 9, 15, 45, 79, 199, 237, 293, 395, 597, 711, 879, 995, 1185, 1465, 1791, 2637, 2985, 3555, 4395, 8955, 13185, 15721, 23147, 47163, 58307, 69441, 78605, 115735, 141489, 174921, 208323, 235815, 291535, 347205, 524763, 707445, 874605, 1041615, 2623815, 4606253, 13818759, 23031265, 41456277, 69093795, 207281385]

約数ペア:

[(1, 207281385), (3, 69093795), (5, 41456277), (9, 23031265), (15, 13818759), (45, 4606253), (79, 2623815), (199, 1041615), (237, 874605), (293, 707445), (395, 524763), (597, 347205), (711, 291535), (879, 235815), (995, 208323), (1185, 174921), (1465, 141489), (1791, 115735), (2637, 78605), (2985, 69441), (3555, 58307), (4395, 47163), (8955, 23147), (13185, 15721)]