17120065

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 20965968

約数和(自身を除く): 3845903

約数列:

[1, 5, 113, 157, 193, 565, 785, 965, 17741, 21809, 30301, 88705, 109045, 151505, 3424013, 17120065]

約数ペア:

[(1, 17120065), (5, 3424013), (113, 151505), (157, 109045), (193, 88705), (565, 30301), (785, 21809), (965, 17741)]