256773886

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{42611}}^1$

素因数の和:42767

約数の個数: 16

約数和(自身を含む): 404984448

約数和(自身を除く): 148210562

約数列:

[1, 2, 23, 46, 131, 262, 3013, 6026, 42611, 85222, 980053, 1960106, 5582041, 11164082, 128386943, 256773886]

約数ペア:

[(1, 256773886), (2, 128386943), (23, 11164082), (46, 5582041), (131, 1960106), (262, 980053), (3013, 85222), (6026, 42611)]