16992785

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 20881152

約数和(自身を除く): 3888367

約数列:

[1, 5, 71, 151, 317, 355, 755, 1585, 10721, 22507, 47867, 53605, 112535, 239335, 3398557, 16992785]

約数ペア:

[(1, 16992785), (5, 3398557), (71, 239335), (151, 112535), (317, 53605), (355, 47867), (755, 22507), (1585, 10721)]