172097905

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{31319}}^1$

素因数の和:31488

約数の個数: 16

約数和(自身を含む): 237530880

約数和(自身を除く): 65432975

約数列:

[1, 5, 7, 35, 157, 785, 1099, 5495, 31319, 156595, 219233, 1096165, 4917083, 24585415, 34419581, 172097905]

約数ペア:

[(1, 172097905), (5, 34419581), (7, 24585415), (35, 4917083), (157, 1096165), (785, 219233), (1099, 156595), (5495, 31319)]