275317623

素因数分解:

$3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1074

約数の個数: 60

約数和(自身を含む): 485659152

約数和(自身を除く): 210341529

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 441, 497, 567, 639, 977, 1323, 1491, 1917, 2931, 3479, 3969, 4473, 5751, 6839, 8793, 10437, 13419, 20517, 26379, 31311, 40257, 47873, 61551, 69367, 79137, 93933, 143619, 184653, 208101, 281799, 430857, 485569, 553959, 624303, 1292571, 1456707, 1872909, 3398983, 3877713, 4370121, 5618727, 10196949, 13110363, 30590847, 39331089, 91772541, 275317623]

約数ペア:

[(1, 275317623), (3, 91772541), (7, 39331089), (9, 30590847), (21, 13110363), (27, 10196949), (49, 5618727), (63, 4370121), (71, 3877713), (81, 3398983), (147, 1872909), (189, 1456707), (213, 1292571), (441, 624303), (497, 553959), (567, 485569), (639, 430857), (977, 281799), (1323, 208101), (1491, 184653), (1917, 143619), (2931, 93933), (3479, 79137), (3969, 69367), (4473, 61551), (5751, 47873), (6839, 40257), (8793, 31311), (10437, 26379), (13419, 20517)]