7942281985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1\times {\mathrm{2377}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 10546905600

約数和(自身を除く): 2604623615

約数列:

[1, 5, 11, 55, 79, 395, 769, 869, 2377, 3845, 4345, 8459, 11885, 26147, 42295, 60751, 130735, 187783, 303755, 668261, 938915, 1827913, 2065613, 3341305, 9139565, 10328065, 20107043, 100535215, 144405127, 722025635, 1588456397, 7942281985]

約数ペア:

[(1, 7942281985), (5, 1588456397), (11, 722025635), (55, 144405127), (79, 100535215), (395, 20107043), (769, 10328065), (869, 9139565), (2377, 3341305), (3845, 2065613), (4345, 1827913), (8459, 938915), (11885, 668261), (26147, 303755), (42295, 187783), (60751, 130735)]