71320281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{17623}}^1$

素因数の和:17716

約数の個数: 16

約数和(自身を含む): 101514240

約数和(自身を除く): 30193959

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 17623, 52869, 334837, 1004511, 1251233, 3753699, 23773427, 71320281]

約数ペア:

[(1, 71320281), (3, 23773427), (19, 3753699), (57, 1251233), (71, 1004511), (213, 334837), (1349, 52869), (4047, 17623)]