12158993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8311}}^1$

素因数の和:8348

約数の個数: 16

約数和(自身を含む): 15959040

約数和(自身を除く): 3800047

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 8311, 58177, 91421, 157909, 639947, 1105363, 1736999, 12158993]

約数ペア:

[(1, 12158993), (7, 1736999), (11, 1105363), (19, 639947), (77, 157909), (133, 91421), (209, 58177), (1463, 8311)]