211020765

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{101209}}^1$

素因数の和:101356

約数の個数: 16

約数和(自身を含む): 340065600

約数和(自身を除く): 129044835

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 101209, 303627, 506045, 1518135, 14068051, 42204153, 70340255, 211020765]

約数ペア:

[(1, 211020765), (3, 70340255), (5, 42204153), (15, 14068051), (139, 1518135), (417, 506045), (695, 303627), (2085, 101209)]