28289086

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2039}}^1$

素因数の和:3039

約数の個数: 16

約数和(自身を含む): 48568320

約数和(自身を除く): 20279234

約数列:

[1, 2, 7, 14, 991, 1982, 2039, 4078, 6937, 13874, 14273, 28546, 2020649, 4041298, 14144543, 28289086]

約数ペア:

[(1, 28289086), (2, 14144543), (7, 4041298), (14, 2020649), (991, 28546), (1982, 14273), (2039, 13874), (4078, 6937)]