861702239

素因数分解:

${\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{1553}}^1$

素因数の和:1954

約数の個数: 16

約数和(自身を含む): 923747328

約数和(自身を除く): 62045089

約数列:

[1, 17, 127, 257, 1553, 2159, 4369, 26401, 32639, 197231, 399121, 554863, 3352927, 6785057, 50688367, 861702239]

約数ペア:

[(1, 861702239), (17, 50688367), (127, 6785057), (257, 3352927), (1553, 554863), (2159, 399121), (4369, 197231), (26401, 32639)]