211764329

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{227459}}^1$

素因数の和:227492

約数の個数: 12

約数和(自身を含む): 259304400

約数和(自身を除く): 47540071

約数列:

[1, 7, 19, 49, 133, 931, 227459, 1592213, 4321721, 11145491, 30252047, 211764329]

約数ペア:

[(1, 211764329), (7, 30252047), (19, 11145491), (49, 4321721), (133, 1592213), (931, 227459)]