16988667

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 23473152

約数和(自身を除く): 6484485

約数列:

[1, 3, 47, 71, 141, 213, 1697, 3337, 5091, 10011, 79759, 120487, 239277, 361461, 5662889, 16988667]

約数ペア:

[(1, 16988667), (3, 5662889), (47, 361461), (71, 239277), (141, 120487), (213, 79759), (1697, 10011), (3337, 5091)]