42051807

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^2$

素因数の和:137

約数の個数: 54

約数和(自身を含む): 75008232

約数和(自身を除く): 32956425

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 361, 387, 399, 817, 903, 1083, 1197, 1849, 2451, 2527, 2709, 3249, 5547, 5719, 7353, 7581, 12943, 15523, 16641, 17157, 22743, 35131, 38829, 46569, 51471, 105393, 108661, 116487, 139707, 245917, 316179, 325983, 667489, 737751, 977949, 2002467, 2213253, 4672423, 6007401, 14017269, 42051807]

約数ペア:

[(1, 42051807), (3, 14017269), (7, 6007401), (9, 4672423), (19, 2213253), (21, 2002467), (43, 977949), (57, 737751), (63, 667489), (129, 325983), (133, 316179), (171, 245917), (301, 139707), (361, 116487), (387, 108661), (399, 105393), (817, 51471), (903, 46569), (1083, 38829), (1197, 35131), (1849, 22743), (2451, 17157), (2527, 16641), (2709, 15523), (3249, 12943), (5547, 7581), (5719, 7353)]