71718559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 82656000

約数和(自身を除く): 10937441

約数列:

[1, 11, 19, 209, 409, 839, 4499, 7771, 9229, 15941, 85481, 175351, 343151, 3774661, 6519869, 71718559]

約数ペア:

[(1, 71718559), (11, 6519869), (19, 3774661), (209, 343151), (409, 175351), (839, 85481), (4499, 15941), (7771, 9229)]