131819639

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{8263}}^1$

素因数の和:8366

約数の個数: 16

約数和(自身を含む): 157082112

約数和(自身を除く): 25262473

約数列:

[1, 7, 43, 53, 301, 371, 2279, 8263, 15953, 57841, 355309, 437939, 2487163, 3065573, 18831377, 131819639]

約数ペア:

[(1, 131819639), (7, 18831377), (43, 3065573), (53, 2487163), (301, 437939), (371, 355309), (2279, 57841), (8263, 15953)]