7259994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 18140928

約数和(自身を除く): 10880934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 367, 471, 734, 942, 1099, 1101, 1413, 2198, 2202, 2569, 2826, 3297, 3303, 5138, 6594, 6606, 7707, 9891, 15414, 19782, 23121, 46242, 57619, 115238, 172857, 345714, 403333, 518571, 806666, 1037142, 1209999, 2419998, 3629997, 7259994]

約数ペア:

[(1, 7259994), (2, 3629997), (3, 2419998), (6, 1209999), (7, 1037142), (9, 806666), (14, 518571), (18, 403333), (21, 345714), (42, 172857), (63, 115238), (126, 57619), (157, 46242), (314, 23121), (367, 19782), (471, 15414), (734, 9891), (942, 7707), (1099, 6606), (1101, 6594), (1413, 5138), (2198, 3303), (2202, 3297), (2569, 2826)]