289259266

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 458301888

約数和(自身を除く): 169042622

約数列:

[1, 2, 37, 53, 74, 106, 131, 262, 563, 1126, 1961, 3922, 4847, 6943, 9694, 13886, 20831, 29839, 41662, 59678, 73753, 147506, 256891, 513782, 1104043, 2208086, 2728861, 3908909, 5457722, 7817818, 144629633, 289259266]

約数ペア:

[(1, 289259266), (2, 144629633), (37, 7817818), (53, 5457722), (74, 3908909), (106, 2728861), (131, 2208086), (262, 1104043), (563, 513782), (1126, 256891), (1961, 147506), (3922, 73753), (4847, 59678), (6943, 41662), (9694, 29839), (13886, 20831)]