2005913

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 2604672

約数和(自身を除く): 598759

約数列:

[1, 7, 13, 47, 49, 67, 91, 329, 469, 611, 637, 871, 2303, 3149, 3283, 4277, 6097, 22043, 29939, 40937, 42679, 154301, 286559, 2005913]

約数ペア:

[(1, 2005913), (7, 286559), (13, 154301), (47, 42679), (49, 40937), (67, 29939), (91, 22043), (329, 6097), (469, 4277), (611, 3283), (637, 3149), (871, 2303)]