201217205

素因数分解:

$5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{8941}}^1$

素因数の和:9596

約数の個数: 16

約数和(自身を含む): 276415104

約数和(自身を除く): 75197899

約数列:

[1, 5, 7, 35, 643, 3215, 4501, 8941, 22505, 44705, 62587, 312935, 5749063, 28745315, 40243441, 201217205]

約数ペア:

[(1, 201217205), (5, 40243441), (7, 28745315), (35, 5749063), (643, 312935), (3215, 62587), (4501, 44705), (8941, 22505)]