12505437

素因数分解:

$3^2\times 7^3\times {\mathrm{4051}}^1$

素因数の和:4078

約数の個数: 24

約数和(自身を含む): 21070400

約数和(自身を除く): 8564963

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 4051, 12153, 28357, 36459, 85071, 198499, 255213, 595497, 1389493, 1786491, 4168479, 12505437]

約数ペア:

[(1, 12505437), (3, 4168479), (7, 1786491), (9, 1389493), (21, 595497), (49, 255213), (63, 198499), (147, 85071), (343, 36459), (441, 28357), (1029, 12153), (3087, 4051)]