254608465965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1\times {\mathrm{19301}}^1$

素因数の和:21110

約数の個数: 64

約数和(自身を含む): 472246129152

約数和(自身を除く): 217637663187

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 1721, 2555, 5163, 7665, 8605, 12047, 19301, 25815, 36141, 57903, 60235, 96505, 125633, 135107, 180705, 289515, 376899, 405321, 628165, 675535, 879431, 1408973, 1884495, 2026605, 2638293, 4226919, 4397155, 7044865, 9862811, 13191465, 21134595, 29588433, 33217021, 49314055, 99651063, 147942165, 166085105, 232519147, 498255315, 697557441, 1162595735, 2424842533, 3487787205, 7274527599, 12124212665, 16973897731, 36372637995, 50921693193, 84869488655, 254608465965]

約数ペア:

[(1, 254608465965), (3, 84869488655), (5, 50921693193), (7, 36372637995), (15, 16973897731), (21, 12124212665), (35, 7274527599), (73, 3487787205), (105, 2424842533), (219, 1162595735), (365, 697557441), (511, 498255315), (1095, 232519147), (1533, 166085105), (1721, 147942165), (2555, 99651063), (5163, 49314055), (7665, 33217021), (8605, 29588433), (12047, 21134595), (19301, 13191465), (25815, 9862811), (36141, 7044865), (57903, 4397155), (60235, 4226919), (96505, 2638293), (125633, 2026605), (135107, 1884495), (180705, 1408973), (289515, 879431), (376899, 675535), (405321, 628165)]