28142881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 31225600

約数和(自身を除く): 3082719

約数列:

[1, 13, 67, 79, 409, 871, 1027, 5293, 5317, 27403, 32311, 68809, 356239, 420043, 2164837, 28142881]

約数ペア:

[(1, 28142881), (13, 2164837), (67, 420043), (79, 356239), (409, 68809), (871, 32311), (1027, 27403), (5293, 5317)]