256376512

素因数分解:

$2^6\times 7^1\times {\mathrm{572269}}^1$

素因数の和:572288

約数の個数: 28

約数和(自身を含む): 581426320

約数和(自身を除く): 325049808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 572269, 1144538, 2289076, 4005883, 4578152, 8011766, 9156304, 16023532, 18312608, 32047064, 36625216, 64094128, 128188256, 256376512]

約数ペア:

[(1, 256376512), (2, 128188256), (4, 64094128), (7, 36625216), (8, 32047064), (14, 18312608), (16, 16023532), (28, 9156304), (32, 8011766), (56, 4578152), (64, 4005883), (112, 2289076), (224, 1144538), (448, 572269)]