9663471790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19721371}}^1$

素因数の和:19721392

約数の個数: 24

約数和(自身を含む): 20234127672

約数和(自身を除く): 10570655882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 19721371, 39442742, 98606855, 138049597, 197213710, 276099194, 690247985, 966347179, 1380495970, 1932694358, 4831735895, 9663471790]

約数ペア:

[(1, 9663471790), (2, 4831735895), (5, 1932694358), (7, 1380495970), (10, 966347179), (14, 690247985), (35, 276099194), (49, 197213710), (70, 138049597), (98, 98606855), (245, 39442742), (490, 19721371)]