217890306

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{113131}}^1$

素因数の和:113246

約数の個数: 24

約数和(自身を含む): 476511984

約数和(自身を除く): 258621678

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 113131, 226262, 339393, 678786, 1018179, 2036358, 12105017, 24210034, 36315051, 72630102, 108945153, 217890306]

約数ペア:

[(1, 217890306), (2, 108945153), (3, 72630102), (6, 36315051), (9, 24210034), (18, 12105017), (107, 2036358), (214, 1018179), (321, 678786), (642, 339393), (963, 226262), (1926, 113131)]