128434432

素因数分解:

$2^8\times 7^1\times {\mathrm{71671}}^1$

素因数の和:71694

約数の個数: 36

約数和(自身を含む): 292995136

約数和(自身を除く): 164560704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 71671, 143342, 286684, 501697, 573368, 1003394, 1146736, 2006788, 2293472, 4013576, 4586944, 8027152, 9173888, 16054304, 18347776, 32108608, 64217216, 128434432]

約数ペア:

[(1, 128434432), (2, 64217216), (4, 32108608), (7, 18347776), (8, 16054304), (14, 9173888), (16, 8027152), (28, 4586944), (32, 4013576), (56, 2293472), (64, 2006788), (112, 1146736), (128, 1003394), (224, 573368), (256, 501697), (448, 286684), (896, 143342), (1792, 71671)]