27781022

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6311}}^1$

素因数の和:6415

約数の個数: 16

約数和(自身を含む): 43628544

約数和(自身を除く): 15847522

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 6311, 12622, 195641, 391282, 448081, 896162, 13890511, 27781022]

約数ペア:

[(1, 27781022), (2, 13890511), (31, 896162), (62, 448081), (71, 391282), (142, 195641), (2201, 12622), (4402, 6311)]