28728014

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{5531}}^1$

素因数の和:5600

約数の個数: 24

約数和(自身を含む): 51082488

約数和(自身を除く): 22354474

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 371, 742, 2597, 5194, 5531, 11062, 38717, 77434, 271019, 293143, 542038, 586286, 2052001, 4104002, 14364007, 28728014]

約数ペア:

[(1, 28728014), (2, 14364007), (7, 4104002), (14, 2052001), (49, 586286), (53, 542038), (98, 293143), (106, 271019), (371, 77434), (742, 38717), (2597, 11062), (5194, 5531)]