28407874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9857}}^1$

素因数の和:10001

約数の個数: 16

約数和(自身を含む): 46845216

約数和(自身を除く): 18437342

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 9857, 19714, 108427, 216854, 1291267, 2582534, 14203937, 28407874]

約数ペア:

[(1, 28407874), (2, 14203937), (11, 2582534), (22, 1291267), (131, 216854), (262, 108427), (1441, 19714), (2882, 9857)]