81203794

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{29443}}^1$

素因数の和:29649

約数の個数: 16

約数和(自身を含む): 139917888

約数和(自身を除く): 58714094

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 29443, 58886, 206101, 412202, 5800271, 11600542, 40601897, 81203794]

約数ペア:

[(1, 81203794), (2, 40601897), (7, 11600542), (14, 5800271), (197, 412202), (394, 206101), (1379, 58886), (2758, 29443)]