26871405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 47260800

約数和(自身を除く): 20389395

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 447, 745, 1093, 1639, 2235, 3279, 4917, 5465, 8195, 12023, 16395, 24585, 36069, 60115, 162857, 180345, 488571, 814285, 1791427, 2442855, 5374281, 8957135, 26871405]

約数ペア:

[(1, 26871405), (3, 8957135), (5, 5374281), (11, 2442855), (15, 1791427), (33, 814285), (55, 488571), (149, 180345), (165, 162857), (447, 60115), (745, 36069), (1093, 24585), (1639, 16395), (2235, 12023), (3279, 8195), (4917, 5465)]