287889095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{142873}}^1$

素因数の和:142922

約数の個数: 16

約数和(自身を含む): 384045312

約数和(自身を除く): 96156217

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 142873, 714365, 1857349, 4429063, 9286745, 22145315, 57577819, 287889095]

約数ペア:

[(1, 287889095), (5, 57577819), (13, 22145315), (31, 9286745), (65, 4429063), (155, 1857349), (403, 714365), (2015, 142873)]