128947616

素因数分解:

$2^5\times 7^2\times {\mathrm{82237}}^1$

素因数の和:82261

約数の個数: 36

約数和(自身を含む): 295316658

約数和(自身を除く): 166369042

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 82237, 164474, 328948, 575659, 657896, 1151318, 1315792, 2302636, 2631584, 4029613, 4605272, 8059226, 9210544, 16118452, 18421088, 32236904, 64473808, 128947616]

約数ペア:

[(1, 128947616), (2, 64473808), (4, 32236904), (7, 18421088), (8, 16118452), (14, 9210544), (16, 8059226), (28, 4605272), (32, 4029613), (49, 2631584), (56, 2302636), (98, 1315792), (112, 1151318), (196, 657896), (224, 575659), (392, 328948), (784, 164474), (1568, 82237)]