28631385

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33487}}^1$

素因数の和:33517

約数の個数: 24

約数和(自身を含む): 52241280

約数和(自身を除く): 23609895

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 33487, 100461, 167435, 301383, 502305, 636253, 1506915, 1908759, 3181265, 5726277, 9543795, 28631385]

約数ペア:

[(1, 28631385), (3, 9543795), (5, 5726277), (9, 3181265), (15, 1908759), (19, 1506915), (45, 636253), (57, 502305), (95, 301383), (171, 167435), (285, 100461), (855, 33487)]