31005864

素因数分解:

$2^3\times 3^2\times {\mathrm{499}}^1\times {\mathrm{863}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 84240000

約数和(自身を除く): 53234136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 499, 863, 998, 1497, 1726, 1996, 2589, 2994, 3452, 3992, 4491, 5178, 5988, 6904, 7767, 8982, 10356, 11976, 15534, 17964, 20712, 31068, 35928, 62136, 430637, 861274, 1291911, 1722548, 2583822, 3445096, 3875733, 5167644, 7751466, 10335288, 15502932, 31005864]

約数ペア:

[(1, 31005864), (2, 15502932), (3, 10335288), (4, 7751466), (6, 5167644), (8, 3875733), (9, 3445096), (12, 2583822), (18, 1722548), (24, 1291911), (36, 861274), (72, 430637), (499, 62136), (863, 35928), (998, 31068), (1497, 20712), (1726, 17964), (1996, 15534), (2589, 11976), (2994, 10356), (3452, 8982), (3992, 7767), (4491, 6904), (5178, 5988)]