51991065

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{6113}}^1$

素因数の和:6140

約数の個数: 48

約数和(自身を含む): 106823808

約数和(自身を除く): 54832743

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 6113, 8505, 18339, 30565, 42791, 55017, 91695, 128373, 165051, 213955, 275085, 385119, 495153, 641865, 825255, 1155357, 1485459, 1925595, 2475765, 3466071, 5776785, 7427295, 10398213, 17330355, 51991065]

約数ペア:

[(1, 51991065), (3, 17330355), (5, 10398213), (7, 7427295), (9, 5776785), (15, 3466071), (21, 2475765), (27, 1925595), (35, 1485459), (45, 1155357), (63, 825255), (81, 641865), (105, 495153), (135, 385119), (189, 275085), (243, 213955), (315, 165051), (405, 128373), (567, 91695), (945, 55017), (1215, 42791), (1701, 30565), (2835, 18339), (6113, 8505)]