51429981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{359}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 74208960

約数和(自身を除く): 22778979

約数列:

[1, 3, 17, 51, 53, 159, 359, 901, 1077, 2703, 2809, 6103, 8427, 18309, 19027, 47753, 57081, 143259, 323459, 970377, 1008431, 3025293, 17143327, 51429981]

約数ペア:

[(1, 51429981), (3, 17143327), (17, 3025293), (51, 1008431), (53, 970377), (159, 323459), (359, 143259), (901, 57081), (1077, 47753), (2703, 19027), (2809, 18309), (6103, 8427)]