207691768

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{66739}}^1$

素因数の和:67134

約数の個数: 16

約数和(自身を含む): 390429000

約数和(自身を除く): 182737232

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 66739, 133478, 266956, 533912, 25961471, 51922942, 103845884, 207691768]

約数ペア:

[(1, 207691768), (2, 103845884), (4, 51922942), (8, 25961471), (389, 533912), (778, 266956), (1556, 133478), (3112, 66739)]