491488256

素因数分解:

$2^{10}\times 7^1\times {\mathrm{68567}}^1$

素因数の和:68594

約数の個数: 44

約数和(自身を含む): 1122869568

約数和(自身を除く): 631381312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 68567, 137134, 274268, 479969, 548536, 959938, 1097072, 1919876, 2194144, 3839752, 4388288, 7679504, 8776576, 15359008, 17553152, 30718016, 35106304, 61436032, 70212608, 122872064, 245744128, 491488256]

約数ペア:

[(1, 491488256), (2, 245744128), (4, 122872064), (7, 70212608), (8, 61436032), (14, 35106304), (16, 30718016), (28, 17553152), (32, 15359008), (56, 8776576), (64, 7679504), (112, 4388288), (128, 3839752), (224, 2194144), (256, 1919876), (448, 1097072), (512, 959938), (896, 548536), (1024, 479969), (1792, 274268), (3584, 137134), (7168, 68567)]