289010504

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{2591}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 552407040

約数和(自身を除く): 263396536

約数列:

[1, 2, 4, 8, 73, 146, 191, 292, 382, 584, 764, 1528, 2591, 5182, 10364, 13943, 20728, 27886, 55772, 111544, 189143, 378286, 494881, 756572, 989762, 1513144, 1979524, 3959048, 36126313, 72252626, 144505252, 289010504]

約数ペア:

[(1, 289010504), (2, 144505252), (4, 72252626), (8, 36126313), (73, 3959048), (146, 1979524), (191, 1513144), (292, 989762), (382, 756572), (584, 494881), (764, 378286), (1528, 189143), (2591, 111544), (5182, 55772), (10364, 27886), (13943, 20728)]