203440412

素因数分解:

$2^2\times 7^1\times {\mathrm{7265729}}^1$

素因数の和:7265740

約数の個数: 12

約数和(自身を含む): 406880880

約数和(自身を除く): 203440468

約数列:

[1, 2, 4, 7, 14, 28, 7265729, 14531458, 29062916, 50860103, 101720206, 203440412]

約数ペア:

[(1, 203440412), (2, 101720206), (4, 50860103), (7, 29062916), (14, 14531458), (28, 7265729)]