771322815

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 1354298400

約数和(自身を除く): 582975585

約数列:

[1, 3, 5, 9, 15, 45, 139, 317, 389, 417, 695, 951, 1167, 1251, 1585, 1945, 2085, 2853, 3501, 4755, 5835, 6255, 14265, 17505, 44063, 54071, 123313, 132189, 162213, 220315, 270355, 369939, 396567, 486639, 616565, 660945, 811065, 1109817, 1849695, 1982835, 2433195, 5549085, 17140507, 51421521, 85702535, 154264563, 257107605, 771322815]

約数ペア:

[(1, 771322815), (3, 257107605), (5, 154264563), (9, 85702535), (15, 51421521), (45, 17140507), (139, 5549085), (317, 2433195), (389, 1982835), (417, 1849695), (695, 1109817), (951, 811065), (1167, 660945), (1251, 616565), (1585, 486639), (1945, 396567), (2085, 369939), (2853, 270355), (3501, 220315), (4755, 162213), (5835, 132189), (6255, 123313), (14265, 54071), (17505, 44063)]