72871785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1307}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 150681600

約数和(自身を除く): 77809815

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 59, 63, 105, 135, 177, 189, 295, 315, 413, 531, 885, 945, 1239, 1307, 1593, 2065, 2655, 3717, 3921, 6195, 6535, 7965, 9149, 11151, 11763, 18585, 19605, 27447, 35289, 45745, 55755, 58815, 77113, 82341, 137235, 176445, 231339, 247023, 385565, 411705, 539791, 694017, 1156695, 1235115, 1619373, 2082051, 2698955, 3470085, 4858119, 8096865, 10410255, 14574357, 24290595, 72871785]

約数ペア:

[(1, 72871785), (3, 24290595), (5, 14574357), (7, 10410255), (9, 8096865), (15, 4858119), (21, 3470085), (27, 2698955), (35, 2082051), (45, 1619373), (59, 1235115), (63, 1156695), (105, 694017), (135, 539791), (177, 411705), (189, 385565), (295, 247023), (315, 231339), (413, 176445), (531, 137235), (885, 82341), (945, 77113), (1239, 58815), (1307, 55755), (1593, 45745), (2065, 35289), (2655, 27447), (3717, 19605), (3921, 18585), (6195, 11763), (6535, 11151), (7965, 9149)]