64786149

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{21617}}^1$

素因数の和:21666

約数の個数: 20

約数和(自身を含む): 99399564

約数和(自身を除く): 34613415

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 21617, 64851, 194553, 583659, 799829, 1750977, 2399487, 7198461, 21595383, 64786149]

約数ペア:

[(1, 64786149), (3, 21595383), (9, 7198461), (27, 2399487), (37, 1750977), (81, 799829), (111, 583659), (333, 194553), (999, 64851), (2997, 21617)]