201949981

素因数分解:

${\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 209952000

約数和(自身を除く): 8002019

約数列:

[1, 53, 107, 149, 239, 5671, 7897, 12667, 15943, 25573, 35611, 844979, 1355369, 1887383, 3810377, 201949981]

約数ペア:

[(1, 201949981), (53, 3810377), (107, 1887383), (149, 1355369), (239, 844979), (5671, 35611), (7897, 25573), (12667, 15943)]