16989225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{20593}}^1$

素因数の和:20617

約数の個数: 24

約数和(自身を含む): 30643872

約数和(自身を除く): 13654647

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 20593, 61779, 102965, 226523, 308895, 514825, 679569, 1132615, 1544475, 3397845, 5663075, 16989225]

約数ペア:

[(1, 16989225), (3, 5663075), (5, 3397845), (11, 1544475), (15, 1132615), (25, 679569), (33, 514825), (55, 308895), (75, 226523), (165, 102965), (275, 61779), (825, 20593)]