28557478

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2423}}^1$

素因数の和:2579

約数の個数: 16

約数和(自身を含む): 43981056

約数和(自身を除く): 15423578

約数列:

[1, 2, 71, 83, 142, 166, 2423, 4846, 5893, 11786, 172033, 201109, 344066, 402218, 14278739, 28557478]

約数ペア:

[(1, 28557478), (2, 14278739), (71, 402218), (83, 344066), (142, 201109), (166, 172033), (2423, 11786), (4846, 5893)]