1218005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:196

約数の個数: 16

約数和(自身を含む): 1534464

約数和(自身を除く): 316459

約数列:

[1, 5, 47, 71, 73, 235, 355, 365, 3337, 3431, 5183, 16685, 17155, 25915, 243601, 1218005]

約数ペア:

[(1, 1218005), (5, 243601), (47, 25915), (71, 17155), (73, 16685), (235, 5183), (355, 3431), (365, 3337)]