2057387619

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{747869}}^1$

素因数の和:748010

約数の個数: 16

約数和(自身を含む): 3159002880

約数和(自身を除く): 1101615261

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 747869, 2243607, 5235083, 15705249, 97970839, 293912517, 685795873, 2057387619]

約数ペア:

[(1, 2057387619), (3, 685795873), (7, 293912517), (21, 97970839), (131, 15705249), (393, 5235083), (917, 2243607), (2751, 747869)]