2695455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 5491200

約数和(自身を除く): 2795745

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 199, 215, 301, 315, 387, 597, 645, 903, 995, 1393, 1505, 1791, 1935, 2709, 2985, 4179, 4515, 6965, 8557, 8955, 12537, 13545, 20895, 25671, 42785, 59899, 62685, 77013, 128355, 179697, 299495, 385065, 539091, 898485, 2695455]

約数ペア:

[(1, 2695455), (3, 898485), (5, 539091), (7, 385065), (9, 299495), (15, 179697), (21, 128355), (35, 77013), (43, 62685), (45, 59899), (63, 42785), (105, 25671), (129, 20895), (199, 13545), (215, 12537), (301, 8955), (315, 8557), (387, 6965), (597, 4515), (645, 4179), (903, 2985), (995, 2709), (1393, 1935), (1505, 1791)]