2017306785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16447}}^1$

素因数の和:16522

約数の個数: 64

約数和(自身を含む): 3780145152

約数和(自身を除く): 1762838367

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 185, 195, 221, 255, 481, 555, 629, 663, 1105, 1443, 1887, 2405, 3145, 3315, 7215, 8177, 9435, 16447, 24531, 40885, 49341, 82235, 122655, 213811, 246705, 279599, 608539, 641433, 838797, 1069055, 1397995, 1825617, 3042695, 3207165, 3634787, 4193985, 7911007, 9128085, 10345163, 10904361, 18173935, 23733021, 31035489, 39555035, 51725815, 54521805, 118665105, 134487119, 155177445, 403461357, 672435595, 2017306785]

約数ペア:

[(1, 2017306785), (3, 672435595), (5, 403461357), (13, 155177445), (15, 134487119), (17, 118665105), (37, 54521805), (39, 51725815), (51, 39555035), (65, 31035489), (85, 23733021), (111, 18173935), (185, 10904361), (195, 10345163), (221, 9128085), (255, 7911007), (481, 4193985), (555, 3634787), (629, 3207165), (663, 3042695), (1105, 1825617), (1443, 1397995), (1887, 1069055), (2405, 838797), (3145, 641433), (3315, 608539), (7215, 279599), (8177, 246705), (9435, 213811), (16447, 122655), (24531, 82235), (40885, 49341)]