137680396

素因数分解:

$2^2\times 7^2\times {\mathrm{702451}}^1$

素因数の和:702469

約数の個数: 18

約数和(自身を含む): 280278348

約数和(自身を除く): 142597952

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 702451, 1404902, 2809804, 4917157, 9834314, 19668628, 34420099, 68840198, 137680396]

約数ペア:

[(1, 137680396), (2, 68840198), (4, 34420099), (7, 19668628), (14, 9834314), (28, 4917157), (49, 2809804), (98, 1404902), (196, 702451)]