205592247

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 351336960

約数和(自身を除く): 145744713

約数列:

[1, 3, 7, 9, 21, 53, 63, 67, 159, 201, 371, 469, 477, 603, 919, 1113, 1407, 2757, 3339, 3551, 4221, 6433, 8271, 10653, 19299, 24857, 31959, 48707, 57897, 61573, 74571, 146121, 184719, 223713, 340949, 431011, 438363, 554157, 1022847, 1293033, 3068541, 3263369, 3879099, 9790107, 22843583, 29370321, 68530749, 205592247]

約数ペア:

[(1, 205592247), (3, 68530749), (7, 29370321), (9, 22843583), (21, 9790107), (53, 3879099), (63, 3263369), (67, 3068541), (159, 1293033), (201, 1022847), (371, 554157), (469, 438363), (477, 431011), (603, 340949), (919, 223713), (1113, 184719), (1407, 146121), (2757, 74571), (3339, 61573), (3551, 57897), (4221, 48707), (6433, 31959), (8271, 24857), (10653, 19299)]