15711381

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 26906880

約数和(自身を除く): 11195499

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 857, 873, 2037, 2571, 2619, 5999, 6111, 7713, 17997, 18333, 23139, 53991, 83129, 161973, 249387, 581903, 748161, 1745709, 2244483, 5237127, 15711381]

約数ペア:

[(1, 15711381), (3, 5237127), (7, 2244483), (9, 1745709), (21, 748161), (27, 581903), (63, 249387), (97, 161973), (189, 83129), (291, 53991), (679, 23139), (857, 18333), (873, 17997), (2037, 7713), (2571, 6111), (2619, 5999)]