289313855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{3169}}^1$

素因数の和:3255

約数の個数: 24

約数和(自身を含む): 377737200

約数和(自身を除く): 88423345

約数列:

[1, 5, 19, 31, 95, 155, 589, 961, 2945, 3169, 4805, 15845, 18259, 60211, 91295, 98239, 301055, 491195, 1866541, 3045409, 9332705, 15227045, 57862771, 289313855]

約数ペア:

[(1, 289313855), (5, 57862771), (19, 15227045), (31, 9332705), (95, 3045409), (155, 1866541), (589, 491195), (961, 301055), (2945, 98239), (3169, 91295), (4805, 60211), (15845, 18259)]