814905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 1747200

約数和(自身を除く): 932295

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 199, 273, 315, 455, 585, 597, 819, 995, 1365, 1393, 1791, 2587, 2985, 4095, 4179, 6965, 7761, 8955, 12537, 12935, 18109, 20895, 23283, 38805, 54327, 62685, 90545, 116415, 162981, 271635, 814905]

約数ペア:

[(1, 814905), (3, 271635), (5, 162981), (7, 116415), (9, 90545), (13, 62685), (15, 54327), (21, 38805), (35, 23283), (39, 20895), (45, 18109), (63, 12935), (65, 12537), (91, 8955), (105, 7761), (117, 6965), (195, 4179), (199, 4095), (273, 2985), (315, 2587), (455, 1791), (585, 1393), (597, 1365), (819, 995)]