1387138833

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{8111923}}^1$

素因数の和:8111948

約数の個数: 12

約数和(自身を含む): 2109100240

約数和(自身を除く): 721961407

約数列:

[1, 3, 9, 19, 57, 171, 8111923, 24335769, 73007307, 154126537, 462379611, 1387138833]

約数ペア:

[(1, 1387138833), (3, 462379611), (9, 154126537), (19, 73007307), (57, 24335769), (171, 8111923)]