256327232

素因数分解:

$2^6\times 7^2\times {\mathrm{81737}}^1$

素因数の和:81763

約数の個数: 42

約数和(自身を含む): 591701382

約数和(自身を除く): 335374150

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 81737, 163474, 326948, 572159, 653896, 1144318, 1307792, 2288636, 2615584, 4005113, 4577272, 5231168, 8010226, 9154544, 16020452, 18309088, 32040904, 36618176, 64081808, 128163616, 256327232]

約数ペア:

[(1, 256327232), (2, 128163616), (4, 64081808), (7, 36618176), (8, 32040904), (14, 18309088), (16, 16020452), (28, 9154544), (32, 8010226), (49, 5231168), (56, 4577272), (64, 4005113), (98, 2615584), (112, 2288636), (196, 1307792), (224, 1144318), (392, 653896), (448, 572159), (784, 326948), (1568, 163474), (3136, 81737)]