28142564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1093}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 50818488

約数和(自身を除く): 22675924

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 1093, 2186, 4372, 6437, 12874, 25748, 44813, 89626, 171601, 179252, 343202, 686404, 7035641, 14071282, 28142564]

約数ペア:

[(1, 28142564), (2, 14071282), (4, 7035641), (41, 686404), (82, 343202), (157, 179252), (164, 171601), (314, 89626), (628, 44813), (1093, 25748), (2186, 12874), (4372, 6437)]