81737894

素因数分解:

$2^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{16729}}^1$

素因数の和:17087

約数の個数: 16

約数和(自身を含む): 140532000

約数和(自身を除く): 58794106

約数列:

[1, 2, 7, 14, 349, 698, 2443, 4886, 16729, 33458, 117103, 234206, 5838421, 11676842, 40868947, 81737894]

約数ペア:

[(1, 81737894), (2, 40868947), (7, 11676842), (14, 5838421), (349, 234206), (698, 117103), (2443, 33458), (4886, 16729)]