139246785

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 247665600

約数和(自身を除く): 108418815

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 179, 293, 295, 531, 537, 879, 885, 895, 1465, 1611, 2637, 2655, 2685, 4395, 8055, 10561, 13185, 17287, 31683, 51861, 52447, 52805, 86435, 95049, 155583, 157341, 158415, 259305, 262235, 472023, 475245, 777915, 786705, 2360115, 3094373, 9283119, 15471865, 27849357, 46415595, 139246785]

約数ペア:

[(1, 139246785), (3, 46415595), (5, 27849357), (9, 15471865), (15, 9283119), (45, 3094373), (59, 2360115), (177, 786705), (179, 777915), (293, 475245), (295, 472023), (531, 262235), (537, 259305), (879, 158415), (885, 157341), (895, 155583), (1465, 95049), (1611, 86435), (2637, 52805), (2655, 52447), (2685, 51861), (4395, 31683), (8055, 17287), (10561, 13185)]