256111461

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{694069}}^1$

素因数の和:694116

約数の個数: 12

約数和(自身を含む): 378962220

約数和(自身を除く): 122850759

約数列:

[1, 3, 9, 41, 123, 369, 694069, 2082207, 6246621, 28456829, 85370487, 256111461]

約数ペア:

[(1, 256111461), (3, 85370487), (9, 28456829), (41, 6246621), (123, 2082207), (369, 694069)]