1999005

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 3245184

約数和(自身を除く): 1246179

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1877, 5631, 9385, 28155, 133267, 399801, 666335, 1999005]

約数ペア:

[(1, 1999005), (3, 666335), (5, 399801), (15, 133267), (71, 28155), (213, 9385), (355, 5631), (1065, 1877)]