2565156615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{81163}}^1$

素因数の和:81228

約数の個数: 48

約数和(自身を含む): 4885423488

約数和(自身を除く): 2320266873

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 245, 301, 645, 735, 903, 1505, 2107, 4515, 6321, 10535, 31605, 81163, 243489, 405815, 568141, 1217445, 1704423, 2840705, 3490009, 3976987, 8522115, 10470027, 11930961, 17450045, 19884935, 24430063, 52350135, 59654805, 73290189, 122150315, 171010441, 366450945, 513031323, 855052205, 2565156615]

約数ペア:

[(1, 2565156615), (3, 855052205), (5, 513031323), (7, 366450945), (15, 171010441), (21, 122150315), (35, 73290189), (43, 59654805), (49, 52350135), (105, 24430063), (129, 19884935), (147, 17450045), (215, 11930961), (245, 10470027), (301, 8522115), (645, 3976987), (735, 3490009), (903, 2840705), (1505, 1704423), (2107, 1217445), (4515, 568141), (6321, 405815), (10535, 243489), (31605, 81163)]