209112915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{30911}}^1$

素因数の和:30971

約数の個数: 32

約数和(自身を含む): 373911552

約数和(自身を除く): 164798637

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 6765, 30911, 92733, 154555, 340021, 463665, 1020063, 1267351, 1700105, 3802053, 5100315, 6336755, 13940861, 19010265, 41822583, 69704305, 209112915]

約数ペア:

[(1, 209112915), (3, 69704305), (5, 41822583), (11, 19010265), (15, 13940861), (33, 6336755), (41, 5100315), (55, 3802053), (123, 1700105), (165, 1267351), (205, 1020063), (451, 463665), (615, 340021), (1353, 154555), (2255, 92733), (6765, 30911)]