258306588

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{27919}}^1$

素因数の和:28186

約数の個数: 36

約数和(自身を含む): 655505760

約数和(自身を除く): 397199172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2313, 3084, 4626, 9252, 27919, 55838, 83757, 111676, 167514, 251271, 335028, 502542, 1005084, 7175183, 14350366, 21525549, 28700732, 43051098, 64576647, 86102196, 129153294, 258306588]

約数ペア:

[(1, 258306588), (2, 129153294), (3, 86102196), (4, 64576647), (6, 43051098), (9, 28700732), (12, 21525549), (18, 14350366), (36, 7175183), (257, 1005084), (514, 502542), (771, 335028), (1028, 251271), (1542, 167514), (2313, 111676), (3084, 83757), (4626, 55838), (9252, 27919)]