215530809

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3643}}^1$

素因数の和:3737

約数の個数: 32

約数和(自身を含む): 325686144

約数和(自身を除く): 110155335

約数列:

[1, 3, 13, 37, 39, 41, 111, 123, 481, 533, 1443, 1517, 1599, 3643, 4551, 10929, 19721, 47359, 59163, 134791, 142077, 149363, 404373, 448089, 1752283, 1941719, 5256849, 5526431, 5825157, 16579293, 71843603, 215530809]

約数ペア:

[(1, 215530809), (3, 71843603), (13, 16579293), (37, 5825157), (39, 5526431), (41, 5256849), (111, 1941719), (123, 1752283), (481, 448089), (533, 404373), (1443, 149363), (1517, 142077), (1599, 134791), (3643, 59163), (4551, 47359), (10929, 19721)]