26820297

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1078

約数の個数: 36

約数和(自身を含む): 45850116

約数和(自身を除く): 19029819

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 997, 1281, 2989, 2991, 3843, 6979, 8967, 8973, 20937, 26901, 48853, 60817, 62811, 146559, 182451, 425719, 439677, 547353, 1277157, 2980033, 3831471, 8940099, 26820297]

約数ペア:

[(1, 26820297), (3, 8940099), (7, 3831471), (9, 2980033), (21, 1277157), (49, 547353), (61, 439677), (63, 425719), (147, 182451), (183, 146559), (427, 62811), (441, 60817), (549, 48853), (997, 26901), (1281, 20937), (2989, 8973), (2991, 8967), (3843, 6979)]