457832007

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{20857}}^1$

素因数の和:21140

約数の個数: 20

約数和(自身を含む): 686478496

約数和(自身を除く): 228646489

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 7317, 20857, 21951, 62571, 187713, 563139, 1689417, 5652247, 16956741, 50870223, 152610669, 457832007]

約数ペア:

[(1, 457832007), (3, 152610669), (9, 50870223), (27, 16956741), (81, 5652247), (271, 1689417), (813, 563139), (2439, 187713), (7317, 62571), (20857, 21951)]