76721456

素因数分解:

$2^4\times 7^2\times {\mathrm{97859}}^1$

素因数の和:97881

約数の個数: 30

約数和(自身を含む): 172918620

約数和(自身を除く): 96197164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 97859, 195718, 391436, 685013, 782872, 1370026, 1565744, 2740052, 4795091, 5480104, 9590182, 10960208, 19180364, 38360728, 76721456]

約数ペア:

[(1, 76721456), (2, 38360728), (4, 19180364), (7, 10960208), (8, 9590182), (14, 5480104), (16, 4795091), (28, 2740052), (49, 1565744), (56, 1370026), (98, 782872), (112, 685013), (196, 391436), (392, 195718), (784, 97859)]