2015420981

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1\times {\mathrm{3463}}^1$

素因数の和:4712

約数の個数: 16

約数和(自身を含む): 2338449408

約数和(自身を除く): 323028427

約数列:

[1, 7, 71, 497, 1171, 3463, 8197, 24241, 83141, 245873, 581987, 1721111, 4055173, 28386211, 287917283, 2015420981]

約数ペア:

[(1, 2015420981), (7, 287917283), (71, 28386211), (497, 4055173), (1171, 1721111), (3463, 581987), (8197, 245873), (24241, 83141)]