28388686

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{3709}}^1$

素因数の和:3843

約数の個数: 16

約数和(自身を含む): 44074800

約数和(自身を除く): 15686114

約数列:

[1, 2, 43, 86, 89, 178, 3709, 3827, 7418, 7654, 159487, 318974, 330101, 660202, 14194343, 28388686]

約数ペア:

[(1, 28388686), (2, 14194343), (43, 660202), (86, 330101), (89, 318974), (178, 159487), (3709, 7654), (3827, 7418)]