133872208

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{8443}}^1$

素因数の和:9442

約数の個数: 20

約数和(自身を含む): 259669888

約数和(自身を除く): 125797680

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 7928, 8443, 15856, 16886, 33772, 67544, 135088, 8367013, 16734026, 33468052, 66936104, 133872208]

約数ペア:

[(1, 133872208), (2, 66936104), (4, 33468052), (8, 16734026), (16, 8367013), (991, 135088), (1982, 67544), (3964, 33772), (7928, 16886), (8443, 15856)]