17760393

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 33291648

約数和(自身を除く): 15531255

約数列:

[1, 3, 7, 9, 17, 21, 23, 49, 51, 63, 69, 103, 119, 147, 153, 161, 207, 309, 357, 391, 441, 483, 721, 833, 927, 1071, 1127, 1173, 1449, 1751, 2163, 2369, 2499, 2737, 3381, 3519, 5047, 5253, 6489, 7107, 7497, 8211, 10143, 12257, 15141, 15759, 16583, 19159, 21321, 24633, 36771, 40273, 45423, 49749, 57477, 85799, 110313, 116081, 120819, 149247, 172431, 257397, 281911, 348243, 362457, 772191, 845733, 1044729, 1973377, 2537199, 5920131, 17760393]

約数ペア:

[(1, 17760393), (3, 5920131), (7, 2537199), (9, 1973377), (17, 1044729), (21, 845733), (23, 772191), (49, 362457), (51, 348243), (63, 281911), (69, 257397), (103, 172431), (119, 149247), (147, 120819), (153, 116081), (161, 110313), (207, 85799), (309, 57477), (357, 49749), (391, 45423), (441, 40273), (483, 36771), (721, 24633), (833, 21321), (927, 19159), (1071, 16583), (1127, 15759), (1173, 15141), (1449, 12257), (1751, 10143), (2163, 8211), (2369, 7497), (2499, 7107), (2737, 6489), (3381, 5253), (3519, 5047)]