28273378

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{33107}}^1$

素因数の和:33177

約数の個数: 16

約数和(自身を含む): 49264704

約数和(自身を除く): 20991326

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 33107, 66214, 231749, 463498, 2019527, 4039054, 14136689, 28273378]

約数ペア:

[(1, 28273378), (2, 14136689), (7, 4039054), (14, 2019527), (61, 463498), (122, 231749), (427, 66214), (854, 33107)]