65609865

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2467}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 117279360

約数和(自身を除く): 51669495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1773, 2467, 2955, 5319, 7401, 8865, 12335, 22203, 26595, 37005, 66609, 111015, 333045, 485999, 1457997, 2429995, 4373991, 7289985, 13121973, 21869955, 65609865]

約数ペア:

[(1, 65609865), (3, 21869955), (5, 13121973), (9, 7289985), (15, 4373991), (27, 2429995), (45, 1457997), (135, 485999), (197, 333045), (591, 111015), (985, 66609), (1773, 37005), (2467, 26595), (2955, 22203), (5319, 12335), (7401, 8865)]