16872795

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5281}}^1$

素因数の和:5363

約数の個数: 24

約数和(自身を含む): 29663712

約数和(自身を除く): 12790917

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5281, 15843, 26405, 47529, 79215, 237645, 374951, 1124853, 1874755, 3374559, 5624265, 16872795]

約数ペア:

[(1, 16872795), (3, 5624265), (5, 3374559), (9, 1874755), (15, 1124853), (45, 374951), (71, 237645), (213, 79215), (355, 47529), (639, 26405), (1065, 15843), (3195, 5281)]