128431606208

素因数分解:

$2^6\times {\mathrm{1669}}^1\times {\mathrm{1202363}}^1$

素因数の和:1204044

約数の個数: 28

約数和(自身を含む): 255009380760

約数和(自身を除く): 126577774552

約数列:

[1, 2, 4, 8, 16, 32, 64, 1669, 3338, 6676, 13352, 26704, 53408, 106816, 1202363, 2404726, 4809452, 9618904, 19237808, 38475616, 76951232, 2006743847, 4013487694, 8026975388, 16053950776, 32107901552, 64215803104, 128431606208]

約数ペア:

[(1, 128431606208), (2, 64215803104), (4, 32107901552), (8, 16053950776), (16, 8026975388), (32, 4013487694), (64, 2006743847), (1669, 76951232), (3338, 38475616), (6676, 19237808), (13352, 9618904), (26704, 4809452), (53408, 2404726), (106816, 1202363)]