81818172

素因数分解:

$2^2\times 3^2\times {\mathrm{2272727}}^1$

素因数の和:2272737

約数の個数: 18

約数和(自身を含む): 206818248

約数和(自身を除く): 125000076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2272727, 4545454, 6818181, 9090908, 13636362, 20454543, 27272724, 40909086, 81818172]

約数ペア:

[(1, 81818172), (2, 40909086), (3, 27272724), (4, 20454543), (6, 13636362), (9, 9090908), (12, 6818181), (18, 4545454), (36, 2272727)]