197963507

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{2131}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 236600832

約数和(自身を除く): 38637325

約数列:

[1, 7, 23, 161, 577, 2131, 4039, 13271, 14917, 49013, 92897, 343091, 1229587, 8607109, 28280501, 197963507]

約数ペア:

[(1, 197963507), (7, 28280501), (23, 8607109), (161, 1229587), (577, 343091), (2131, 92897), (4039, 49013), (13271, 14917)]