12647145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17207}}^1$

素因数の和:17229

約数の個数: 24

約数和(自身を含む): 23540544

約数和(自身を除く): 10893399

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 17207, 51621, 86035, 120449, 258105, 361347, 602245, 843143, 1806735, 2529429, 4215715, 12647145]

約数ペア:

[(1, 12647145), (3, 4215715), (5, 2529429), (7, 1806735), (15, 843143), (21, 602245), (35, 361347), (49, 258105), (105, 120449), (147, 86035), (245, 51621), (735, 17207)]