249968697

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{40507}}^1$

素因数の和:40549

約数の個数: 24

約数和(自身を含む): 387904608

約数和(自身を除く): 137935911

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 6171, 40507, 121521, 445577, 688619, 1336731, 2065857, 4901347, 7574809, 14704041, 22724427, 83322899, 249968697]

約数ペア:

[(1, 249968697), (3, 83322899), (11, 22724427), (17, 14704041), (33, 7574809), (51, 4901347), (121, 2065857), (187, 1336731), (363, 688619), (561, 445577), (2057, 121521), (6171, 40507)]