129399823

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2311}}^1$

素因数の和:2758

約数の個数: 16

約数和(自身を含む): 156106240

約数和(自身を除く): 26706417

約数列:

[1, 7, 19, 133, 421, 2311, 2947, 7999, 16177, 43909, 55993, 307363, 972931, 6810517, 18485689, 129399823]

約数ペア:

[(1, 129399823), (7, 18485689), (19, 6810517), (133, 972931), (421, 307363), (2311, 55993), (2947, 43909), (7999, 16177)]