212571961

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{20071}}^1$

素因数の和:20184

約数の個数: 16

約数和(自身を含む): 260133120

約数和(自身を除く): 47561159

約数列:

[1, 7, 17, 89, 119, 623, 1513, 10591, 20071, 140497, 341207, 1786319, 2388449, 12504233, 30367423, 212571961]

約数ペア:

[(1, 212571961), (7, 30367423), (17, 12504233), (89, 2388449), (119, 1786319), (623, 341207), (1513, 140497), (10591, 20071)]