3990019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 4855680

約数和(自身を除く): 865661

約数列:

[1, 11, 17, 19, 187, 209, 323, 1123, 3553, 12353, 19091, 21337, 210001, 234707, 362729, 3990019]

約数ペア:

[(1, 3990019), (11, 362729), (17, 234707), (19, 210001), (187, 21337), (209, 19091), (323, 12353), (1123, 3553)]