8438872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1603

約数の個数: 32

約数和(自身を含む): 17372880

約数和(自身を除く): 8934008

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 1531, 2756, 3062, 5512, 6124, 12248, 19903, 39806, 79612, 81143, 159224, 162286, 324572, 649144, 1054859, 2109718, 4219436, 8438872]

約数ペア:

[(1, 8438872), (2, 4219436), (4, 2109718), (8, 1054859), (13, 649144), (26, 324572), (52, 162286), (53, 159224), (104, 81143), (106, 79612), (212, 39806), (424, 19903), (689, 12248), (1378, 6124), (1531, 5512), (2756, 3062)]