338121279

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{8599}}^1$

素因数の和:8879

約数の個数: 24

約数和(自身を含む): 519199200

約数和(自身を除く): 181077921

約数列:

[1, 3, 9, 17, 51, 153, 257, 771, 2313, 4369, 8599, 13107, 25797, 39321, 77391, 146183, 438549, 1315647, 2209943, 6629829, 19889487, 37569031, 112707093, 338121279]

約数ペア:

[(1, 338121279), (3, 112707093), (9, 37569031), (17, 19889487), (51, 6629829), (153, 2209943), (257, 1315647), (771, 438549), (2313, 146183), (4369, 77391), (8599, 39321), (13107, 25797)]