209301705

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{91199}}^1$

素因数の和:91230

約数の個数: 32

約数和(自身を含む): 393984000

約数和(自身を除く): 184682295

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 91199, 273597, 455995, 820791, 1367985, 1550383, 2462373, 4103955, 4651149, 7751915, 12311865, 13953447, 23255745, 41860341, 69767235, 209301705]

約数ペア:

[(1, 209301705), (3, 69767235), (5, 41860341), (9, 23255745), (15, 13953447), (17, 12311865), (27, 7751915), (45, 4651149), (51, 4103955), (85, 2462373), (135, 1550383), (153, 1367985), (255, 820791), (459, 455995), (765, 273597), (2295, 91199)]