389422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 16

約数和(自身を含む): 658944

約数和(自身を除く): 269522

約数列:

[1, 2, 11, 22, 31, 62, 341, 571, 682, 1142, 6281, 12562, 17701, 35402, 194711, 389422]

約数ペア:

[(1, 389422), (2, 194711), (11, 35402), (22, 17701), (31, 12562), (62, 6281), (341, 1142), (571, 682)]