622666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 24

約数和(自身を含む): 1072512

約数和(自身を除く): 449846

約数列:

[1, 2, 11, 22, 31, 62, 83, 121, 166, 242, 341, 682, 913, 1826, 2573, 3751, 5146, 7502, 10043, 20086, 28303, 56606, 311333, 622666]

約数ペア:

[(1, 622666), (2, 311333), (11, 56606), (22, 28303), (31, 20086), (62, 10043), (83, 7502), (121, 5146), (166, 3751), (242, 2573), (341, 1826), (682, 913)]