408408022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{28961}}^1$

素因数の和:29615

約数の個数: 16

約数和(自身を含む): 669369744

約数和(自身を除く): 260961722

約数列:

[1, 2, 11, 22, 641, 1282, 7051, 14102, 28961, 57922, 318571, 637142, 18564001, 37128002, 204204011, 408408022]

約数ペア:

[(1, 408408022), (2, 204204011), (11, 37128002), (22, 18564001), (641, 637142), (1282, 318571), (7051, 57922), (14102, 28961)]