26874099

素因数分解:

$3^5\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 48882288

約数和(自身を除く): 22008189

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 61, 63, 81, 111, 147, 183, 189, 243, 259, 333, 427, 441, 549, 567, 777, 999, 1281, 1323, 1647, 1701, 1813, 2257, 2331, 2989, 2997, 3843, 3969, 4941, 5439, 6771, 6993, 8967, 8991, 11529, 11907, 14823, 15799, 16317, 20313, 20979, 26901, 34587, 47397, 48951, 60939, 62937, 80703, 103761, 110593, 142191, 146853, 182817, 242109, 331779, 426573, 440559, 548451, 726327, 995337, 1279719, 2986011, 3839157, 8958033, 26874099]

約数ペア:

[(1, 26874099), (3, 8958033), (7, 3839157), (9, 2986011), (21, 1279719), (27, 995337), (37, 726327), (49, 548451), (61, 440559), (63, 426573), (81, 331779), (111, 242109), (147, 182817), (183, 146853), (189, 142191), (243, 110593), (259, 103761), (333, 80703), (427, 62937), (441, 60939), (549, 48951), (567, 47397), (777, 34587), (999, 26901), (1281, 20979), (1323, 20313), (1647, 16317), (1701, 15799), (1813, 14823), (2257, 11907), (2331, 11529), (2989, 8991), (2997, 8967), (3843, 6993), (3969, 6771), (4941, 5439)]