28804558

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:2043

約数の個数: 16

約数和(自身を含む): 44241120

約数和(自身を除く): 15436562

約数列:

[1, 2, 71, 109, 142, 218, 1861, 3722, 7739, 15478, 132131, 202849, 264262, 405698, 14402279, 28804558]

約数ペア:

[(1, 28804558), (2, 14402279), (71, 405698), (109, 264262), (142, 202849), (218, 132131), (1861, 15478), (3722, 7739)]