870663891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{122819}}^1$

素因数の和:122978

約数の個数: 16

約数和(自身を含む): 1238025600

約数和(自身を除く): 367361709

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 122819, 368457, 2087923, 6263769, 17071841, 51215523, 290221297, 870663891]

約数ペア:

[(1, 870663891), (3, 290221297), (17, 51215523), (51, 17071841), (139, 6263769), (417, 2087923), (2363, 368457), (7089, 122819)]