828291219

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{128477}}^1$

素因数の和:128794

約数の個数: 16

約数和(自身を含む): 1266279168

約数和(自身を除く): 437987949

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 128477, 385431, 899339, 2698017, 39442439, 118327317, 276097073, 828291219]

約数ペア:

[(1, 828291219), (3, 276097073), (7, 118327317), (21, 39442439), (307, 2698017), (921, 899339), (2149, 385431), (6447, 128477)]