160412643

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{27893}}^1$

素因数の和:27976

約数の個数: 20

約数和(自身を含む): 243012528

約数和(自身を除く): 82599885

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 27893, 83679, 251037, 753111, 1980403, 2259333, 5941209, 17823627, 53470881, 160412643]

約数ペア:

[(1, 160412643), (3, 53470881), (9, 17823627), (27, 5941209), (71, 2259333), (81, 1980403), (213, 753111), (639, 251037), (1917, 83679), (5751, 27893)]