15721132593

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{85991}}^1$

素因数の和:86552

約数の個数: 16

約数和(自身を含む): 21154032000

約数和(自身を除く): 5432899407

約数列:

[1, 3, 149, 409, 447, 1227, 60941, 85991, 182823, 257973, 12812659, 35170319, 38437977, 105510957, 5240377531, 15721132593]

約数ペア:

[(1, 15721132593), (3, 5240377531), (149, 105510957), (409, 38437977), (447, 35170319), (1227, 12812659), (60941, 257973), (85991, 182823)]