47749221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9491}}^1$

素因数の和:9553

約数の個数: 24

約数和(自身を含む): 76011936

約数和(自身を除く): 28262715

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 9491, 28473, 85419, 123383, 370149, 408113, 1110447, 1224339, 3673017, 5305469, 15916407, 47749221]

約数ペア:

[(1, 47749221), (3, 15916407), (9, 5305469), (13, 3673017), (39, 1224339), (43, 1110447), (117, 408113), (129, 370149), (387, 123383), (559, 85419), (1677, 28473), (5031, 9491)]