213882909

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1$

素因数の和:1456

約数の個数: 16

約数和(自身を含む): 287519232

約数和(自身を除く): 73636323

約数列:

[1, 3, 263, 307, 789, 883, 921, 2649, 80741, 232229, 242223, 271081, 696687, 813243, 71294303, 213882909]

約数ペア:

[(1, 213882909), (3, 71294303), (263, 813243), (307, 696687), (789, 271081), (883, 242223), (921, 232229), (2649, 80741)]