289297916

素因数分解:

$2^2\times {\mathrm{19853}}^1\times {\mathrm{3643}}^1$

素因数の和:23500

約数の個数: 12

約数和(自身を含む): 506435832

約数和(自身を除く): 217137916

約数列:

[1, 2, 4, 3643, 7286, 14572, 19853, 39706, 79412, 72324479, 144648958, 289297916]

約数ペア:

[(1, 289297916), (2, 144648958), (4, 72324479), (3643, 79412), (7286, 39706), (14572, 19853)]