2971563

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 4594176

約数和(自身を除く): 1622613

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 1993, 5979, 13951, 41853, 141503, 424509, 990521, 2971563]

約数ペア:

[(1, 2971563), (3, 990521), (7, 424509), (21, 141503), (71, 41853), (213, 13951), (497, 5979), (1491, 1993)]